Esempio n. 1
0
/*
================
DrawTris

Draws triangle outlines for debugging
================
*/
static void DrawTris (shaderCommands_t *input) {
	GL_Bind( tr.whiteImage );

	GL_State( GLS_POLYMODE_LINE | GLS_DEPTHMASK_TRUE );
	qglDepthRange( 0, 0 );

	{
		shaderProgram_t *sp = &tr.textureColorShader;
		vec4_t color;

		GLSL_VertexAttribsState(ATTR_POSITION);
		GLSL_BindProgram(sp);
		
		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		VectorSet4(color, 1, 1, 1, 1);
		GLSL_SetUniformVec4(sp, UNIFORM_COLOR, color);

		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVBO(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}
	}

	qglDepthRange( 0, 1 );
}
Esempio n. 2
0
static void RB_RenderShadowmap( shaderCommands_t *input )
{
	int deformGen;
	vec5_t deformParams;

	ComputeDeformValues(&deformGen, deformParams);

	{
		shaderProgram_t *sp = &tr.shadowmapShader;

		vec4_t vector;

		GLSL_BindProgram(sp);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELMATRIX, backEnd.or.transformMatrix);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);

		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		VectorCopy(backEnd.viewParms.or.origin, vector);
		vector[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, vector);
		GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, backEnd.viewParms.zFar);

		GL_State( 0 );

		//
		// do multitexture
		//
		//if ( pStage->glslShaderGroup )
		{
			//
			// draw
			//

			if (input->multiDrawPrimitives)
			{
				R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
			}
			else
			{
				R_DrawElementsVBO(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
			}
		}
	}
}
Esempio n. 3
0
void RB_InstantQuad(vec4_t quadVerts[4])
{
	vec2_t texCoords[4];

	VectorSet2(texCoords[0], 0.0f, 0.0f);
	VectorSet2(texCoords[1], 1.0f, 0.0f);
	VectorSet2(texCoords[2], 1.0f, 1.0f);
	VectorSet2(texCoords[3], 0.0f, 1.0f);

	GLSL_BindProgram(&tr.textureColorShader);
	
	GLSL_SetUniformMat4(&tr.textureColorShader, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
	GLSL_SetUniformVec4(&tr.textureColorShader, UNIFORM_COLOR, colorWhite);

	RB_InstantQuad2(quadVerts, texCoords);
}
Esempio n. 4
0
static void RB_IterateStagesGeneric( shaderCommands_t *input )
{
	int stage;
	matrix_t matrix;
	
	vec4_t fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float eyeT = 0;

	int deformGen;
	vec5_t deformParams;

	ComputeDeformValues(&deformGen, deformParams);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT);

	for ( stage = 0; stage < MAX_SHADER_STAGES; stage++ )
	{
		shaderStage_t *pStage = input->xstages[stage];
		shaderProgram_t *sp;

		if ( !pStage )
		{
			break;
		}

		if (backEnd.depthFill)
		{
			if (pStage->glslShaderGroup)
			{
				int index = 0;

				if (backEnd.currentEntity && backEnd.currentEntity != &tr.worldEntity)
				{
					index |= LIGHTDEF_ENTITY;
				}

				if (pStage->stateBits & GLS_ATEST_BITS)
				{
					index |= LIGHTDEF_USE_TCGEN_AND_TCMOD;
				}

				sp = &pStage->glslShaderGroup[index];
			}
			else
			{
				int shaderAttribs = 0;

				if (tess.shader->numDeforms && !ShaderRequiresCPUDeforms(tess.shader))
				{
					shaderAttribs |= GENERICDEF_USE_DEFORM_VERTEXES;
				}

				if (glState.vertexAttribsInterpolation > 0.0f && backEnd.currentEntity && backEnd.currentEntity != &tr.worldEntity)
				{
					shaderAttribs |= GENERICDEF_USE_VERTEX_ANIMATION;
				}

				if (pStage->stateBits & GLS_ATEST_BITS)
				{
					shaderAttribs |= GENERICDEF_USE_TCGEN_AND_TCMOD;
				}

				sp = &tr.genericShader[shaderAttribs];
			}
		}
		else if (pStage->glslShaderGroup)
		{
			int index = pStage->glslShaderIndex;

			if (backEnd.currentEntity && backEnd.currentEntity != &tr.worldEntity)
			{
				index |= LIGHTDEF_ENTITY;
			}

			if (r_lightmap->integer && index & LIGHTDEF_USE_LIGHTMAP)
			{
				index = LIGHTDEF_USE_LIGHTMAP;
			}

			sp = &pStage->glslShaderGroup[index];

			if (pStage->glslShaderGroup == tr.lightallShader)
			{
				backEnd.pc.c_lightallDraws++;
			}
		}
		else
		{
			sp = GLSL_GetGenericShaderProgram(stage);

			backEnd.pc.c_genericDraws++;
		}

		GLSL_BindProgram(sp);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		GLSL_SetUniformVec3(sp, UNIFORM_VIEWORIGIN, backEnd.viewParms.or.origin);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);
		
		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		if ( input->fogNum ) {
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
			GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);
		}

		GL_State( pStage->stateBits );

		{
			vec4_t baseColor;
			vec4_t vertColor;
			qboolean tint = qtrue;
			int stage2;

			ComputeShaderColors(pStage, baseColor, vertColor);

			for ( stage2 = stage + 1; stage2 < MAX_SHADER_STAGES; stage2++ )
			{
				shaderStage_t *pStage2 = input->xstages[stage2];
				unsigned int srcBlendBits;
				//unsigned int dstBlendBits;

				if ( !pStage2 )
				{
					break;
				}

				srcBlendBits = pStage2->stateBits & GLS_SRCBLEND_BITS;
				//dstBlendBits = pStage2->stateBits & GLS_DSTBLEND_BITS;

				if (srcBlendBits == GLS_SRCBLEND_DST_COLOR)
				{
					tint = qfalse;
					break;
				}
			}
			
			if (!((tr.sunShadows || r_forceSun->integer) && tess.shader->sort <= SS_OPAQUE 
				&& !(tess.shader->surfaceFlags & (SURF_NODLIGHT | SURF_SKY) ) && tess.xstages[0]->glslShaderGroup == tr.lightallShader))
			{
				tint = qfalse;
			}

			if (tint)
			{
				// use VectorScale to only scale first three values, not alpha
				VectorScale(baseColor, backEnd.refdef.colorScale, baseColor);
				VectorScale(vertColor, backEnd.refdef.colorScale, vertColor);
			}

			GLSL_SetUniformVec4(sp, UNIFORM_BASECOLOR, baseColor);
			GLSL_SetUniformVec4(sp, UNIFORM_VERTCOLOR, vertColor);
		}

		if (pStage->rgbGen == CGEN_LIGHTING_DIFFUSE)
		{
			vec4_t vec;

			VectorScale(backEnd.currentEntity->ambientLight, 1.0f / 255.0f, vec);
			GLSL_SetUniformVec3(sp, UNIFORM_AMBIENTLIGHT, vec);

			VectorScale(backEnd.currentEntity->directedLight, 1.0f / 255.0f, vec);
			GLSL_SetUniformVec3(sp, UNIFORM_DIRECTEDLIGHT, vec);
			
			VectorCopy(backEnd.currentEntity->lightDir, vec);
			vec[3] = 0.0f;
			GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, vec);

			GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, 999999.0f);
		}

		if (pStage->alphaGen == AGEN_PORTAL)
		{
			GLSL_SetUniformFloat(sp, UNIFORM_PORTALRANGE, tess.shader->portalRange);
		}

		GLSL_SetUniformInt(sp, UNIFORM_COLORGEN, pStage->rgbGen);
		GLSL_SetUniformInt(sp, UNIFORM_ALPHAGEN, pStage->alphaGen);

		if ( input->fogNum )
		{
			vec4_t fogColorMask;

			ComputeFogColorMask(pStage, fogColorMask);

			GLSL_SetUniformVec4(sp, UNIFORM_FOGCOLORMASK, fogColorMask);
		}

		ComputeTexMatrix( pStage, TB_DIFFUSEMAP, matrix );

		{
			vec4_t vector;
			VectorSet4(vector, matrix[0], matrix[1], matrix[4], matrix[5]);
			GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXMATRIX, vector);

			VectorSet4(vector, matrix[8], matrix[9], matrix[12], matrix[13]);
			GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXOFFTURB, vector);
		}

		GLSL_SetUniformInt(sp, UNIFORM_TCGEN0, pStage->bundle[0].tcGen);
		if (pStage->bundle[0].tcGen == TCGEN_VECTOR)
		{
			vec3_t vec;

			VectorCopy(pStage->bundle[0].tcGenVectors[0], vec);
			GLSL_SetUniformVec3(sp, UNIFORM_TCGEN0VECTOR0, vec);
			VectorCopy(pStage->bundle[0].tcGenVectors[1], vec);
			GLSL_SetUniformVec3(sp, UNIFORM_TCGEN0VECTOR1, vec);
		}

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELMATRIX, backEnd.or.transformMatrix);

		GLSL_SetUniformVec2(sp, UNIFORM_MATERIALINFO, pStage->materialInfo);

		//GLSL_SetUniformFloat(sp, UNIFORM_MAPLIGHTSCALE, backEnd.refdef.mapLightScale);

		//
		// do multitexture
		//
		if ( backEnd.depthFill )
		{
			if (!(pStage->stateBits & GLS_ATEST_BITS))
				GL_BindToTMU( tr.whiteImage, 0 );
			else if ( pStage->bundle[TB_COLORMAP].image[0] != 0 )
				R_BindAnimatedImageToTMU( &pStage->bundle[TB_COLORMAP], TB_COLORMAP );
		}
		else if ( pStage->glslShaderGroup )
		{
			int i;

			if ((r_lightmap->integer == 1 || r_lightmap->integer == 2) && pStage->bundle[TB_LIGHTMAP].image[0])
			{
				for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
				{
					if (i == TB_LIGHTMAP)
					{
						R_BindAnimatedImageToTMU( &pStage->bundle[i], i);
					}
					else if (pStage->bundle[i].image[0])
					{
						GL_BindToTMU( tr.whiteImage, i);
					}
				}
			}
			else if (r_lightmap->integer == 3 && pStage->bundle[TB_DELUXEMAP].image[0])
			{
				for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
				{
					if (i == TB_LIGHTMAP)
					{
						R_BindAnimatedImageToTMU( &pStage->bundle[TB_DELUXEMAP], i);
					}
					else if (pStage->bundle[i].image[0])
					{
						GL_BindToTMU( tr.whiteImage, i);
					}
				}
			}
			else
			{
				for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
				{
					if (pStage->bundle[i].image[0])
					{
						R_BindAnimatedImageToTMU( &pStage->bundle[i], i);
					}
				}
			}
		}
		else if ( pStage->bundle[1].image[0] != 0 )
		{
			R_BindAnimatedImageToTMU( &pStage->bundle[0], 0 );

			//
			// lightmap/secondary pass
			//
			if ( r_lightmap->integer ) {
				GLSL_SetUniformInt(sp, UNIFORM_TEXTURE1ENV, GL_REPLACE);
			} else {
				GLSL_SetUniformInt(sp, UNIFORM_TEXTURE1ENV, tess.shader->multitextureEnv);
			}

			R_BindAnimatedImageToTMU( &pStage->bundle[1], 1 );
		}
		else 
		{
			//
			// set state
			//
			if ( pStage->bundle[0].vertexLightmap && ( (r_vertexLight->integer && !r_uiFullScreen->integer) || glConfig.hardwareType == GLHW_PERMEDIA2 ) && r_lightmap->integer )
			{
				GL_BindToTMU( tr.whiteImage, 0 );
			}
			else 
				R_BindAnimatedImageToTMU( &pStage->bundle[0], 0 );

			GLSL_SetUniformInt(sp, UNIFORM_TEXTURE1ENV, 0);
		}

		//
		// draw
		//
		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVBO(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}

		// allow skipping out to show just lightmaps during development
		if ( r_lightmap->integer && ( pStage->bundle[0].isLightmap || pStage->bundle[1].isLightmap || pStage->bundle[0].vertexLightmap ) )
		{
			break;
		}

		if (backEnd.depthFill)
			break;
	}
}
Esempio n. 5
0
/*
===================
RB_FogPass

Blends a fog texture on top of everything else
===================
*/
static void RB_FogPass( void ) {
	fog_t		*fog;
	vec4_t  color;
	vec4_t	fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float	eyeT = 0;
	shaderProgram_t *sp;

	int deformGen;
	vec5_t deformParams;

	ComputeDeformValues(&deformGen, deformParams);

	{
		int index = 0;

		if (deformGen != DGEN_NONE)
			index |= FOGDEF_USE_DEFORM_VERTEXES;

		if (glState.vertexAttribsInterpolation)
			index |= FOGDEF_USE_VERTEX_ANIMATION;
		
		sp = &tr.fogShader[index];
	}

	backEnd.pc.c_fogDraws++;

	GLSL_BindProgram(sp);

	fog = tr.world->fogs + tess.fogNum;

	GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);

	GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);
	
	GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
	if (deformGen != DGEN_NONE)
	{
		GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
		GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
	}

	color[0] = ((unsigned char *)(&fog->colorInt))[0] / 255.0f;
	color[1] = ((unsigned char *)(&fog->colorInt))[1] / 255.0f;
	color[2] = ((unsigned char *)(&fog->colorInt))[2] / 255.0f;
	color[3] = ((unsigned char *)(&fog->colorInt))[3] / 255.0f;
	GLSL_SetUniformVec4(sp, UNIFORM_COLOR, color);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT);

	GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
	GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
	GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);

	if ( tess.shader->fogPass == FP_EQUAL ) {
		GL_State( GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA | GLS_DEPTHFUNC_EQUAL );
	} else {
		GL_State( GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA );
	}

	if (tess.multiDrawPrimitives)
	{
		shaderCommands_t *input = &tess;
		R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
	}
	else
	{
		R_DrawElementsVBO(tess.numIndexes, tess.firstIndex, tess.minIndex, tess.maxIndex);
	}
}
Esempio n. 6
0
static void ProjectPshadowVBOGLSL( void ) {
	int		l;
	vec3_t	origin;
	float	radius;

	int deformGen;
	vec5_t deformParams;

	shaderCommands_t *input = &tess;

	if ( !backEnd.refdef.num_pshadows ) {
		return;
	}
	
	ComputeDeformValues(&deformGen, deformParams);

	for ( l = 0 ; l < backEnd.refdef.num_pshadows ; l++ ) {
		pshadow_t	*ps;
		shaderProgram_t *sp;
		vec4_t vector;

		if ( !( tess.pshadowBits & ( 1 << l ) ) ) {
			continue;	// this surface definately doesn't have any of this shadow
		}

		ps = &backEnd.refdef.pshadows[l];
		VectorCopy( ps->lightOrigin, origin );
		radius = ps->lightRadius;

		sp = &tr.pshadowShader;

		GLSL_BindProgram(sp);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);

		VectorCopy(origin, vector);
		vector[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, vector);

		VectorScale(ps->lightViewAxis[0], 1.0f / ps->viewRadius, vector);
		GLSL_SetUniformVec3(sp, UNIFORM_LIGHTFORWARD, vector);

		VectorScale(ps->lightViewAxis[1], 1.0f / ps->viewRadius, vector);
		GLSL_SetUniformVec3(sp, UNIFORM_LIGHTRIGHT, vector);

		VectorScale(ps->lightViewAxis[2], 1.0f / ps->viewRadius, vector);
		GLSL_SetUniformVec3(sp, UNIFORM_LIGHTUP, vector);

		GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, radius);
	  
		// include GLS_DEPTHFUNC_EQUAL so alpha tested surfaces don't add light
		// where they aren't rendered
		GL_State( GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA | GLS_DEPTHFUNC_EQUAL );

		GL_BindToTMU( tr.pshadowMaps[l], TB_DIFFUSEMAP );

		//
		// draw
		//

		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVBO(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}

		backEnd.pc.c_totalIndexes += tess.numIndexes;
		//backEnd.pc.c_dlightIndexes += tess.numIndexes;
	}
}
Esempio n. 7
0
static void ForwardSunlight( void ) {
//	int		l;
	//vec3_t	origin;
	//float	scale;
	int stage;
	int stageGlState[2];
	qboolean alphaOverride = qfalse;

	int deformGen;
	vec5_t deformParams;
	
	vec4_t fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float eyeT = 0;

	shaderCommands_t *input = &tess;
	
	ComputeDeformValues(&deformGen, deformParams);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT);

	// deal with vertex alpha blended surfaces
	if (input->xstages[0] && input->xstages[1] && 
		(input->xstages[1]->alphaGen == AGEN_VERTEX || input->xstages[1]->alphaGen == AGEN_ONE_MINUS_VERTEX))
	{
		stageGlState[0] = input->xstages[0]->stateBits & (GLS_SRCBLEND_BITS | GLS_DSTBLEND_BITS);

		if (stageGlState[0] == 0 || stageGlState[0] == (GLS_SRCBLEND_ONE | GLS_DSTBLEND_ZERO))
		{
			stageGlState[1] = input->xstages[1]->stateBits & (GLS_SRCBLEND_BITS | GLS_DSTBLEND_BITS);

			if (stageGlState[1] == (GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA))
			{
				alphaOverride = qtrue;
				stageGlState[0] = GLS_SRCBLEND_ONE_MINUS_SRC_ALPHA | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL;
				stageGlState[1] = GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL;
			}
			else if (stageGlState[1] == (GLS_SRCBLEND_ONE_MINUS_SRC_ALPHA | GLS_DSTBLEND_SRC_ALPHA))
			{
				alphaOverride = qtrue;
				stageGlState[0] = GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL;
				stageGlState[1] = GLS_SRCBLEND_ONE_MINUS_SRC_ALPHA | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL;
			}
		}
	}

	if (!alphaOverride)
	{
		stageGlState[0] =
		stageGlState[1] = GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL;
	}

	for ( stage = 0; stage < 2 /*MAX_SHADER_STAGES */; stage++ )
	{
		shaderStage_t *pStage = input->xstages[stage];
		shaderProgram_t *sp;
		vec4_t vector;
		matrix_t matrix;

		if ( !pStage )
		{
			break;
		}

		//VectorCopy( dl->transformed, origin );

		//if (pStage->glslShaderGroup == tr.lightallShader)
		{
			int index = pStage->glslShaderIndex;

			index &= ~(LIGHTDEF_LIGHTTYPE_MASK | LIGHTDEF_USE_DELUXEMAP);
			index |= LIGHTDEF_USE_LIGHT_VECTOR | LIGHTDEF_USE_SHADOWMAP;

			if (backEnd.currentEntity && backEnd.currentEntity != &tr.worldEntity)
			{
				index |= LIGHTDEF_ENTITY;
			}

			sp = &tr.lightallShader[index];
		}

		backEnd.pc.c_lightallDraws++;

		GLSL_BindProgram(sp);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		GLSL_SetUniformVec3(sp, UNIFORM_VIEWORIGIN, backEnd.viewParms.or.origin);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);

		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		if ( input->fogNum ) {
			vec4_t fogColorMask;

			GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
			GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);

			ComputeFogColorMask(pStage, fogColorMask);

			GLSL_SetUniformVec4(sp, UNIFORM_FOGCOLORMASK, fogColorMask);
		}

		{
			vec4_t baseColor;
			vec4_t vertColor;

			ComputeShaderColors(pStage, baseColor, vertColor);

			if (alphaOverride)
			{
				if (input->xstages[1]->alphaGen == AGEN_VERTEX)
				{
					baseColor[3] = 0.0f;
					vertColor[3] = 1.0f;
				}
				else if (input->xstages[1]->alphaGen == AGEN_ONE_MINUS_VERTEX)
				{
					baseColor[3] = 1.0f;
					vertColor[3] = -1.0f;
				}
			}

			GLSL_SetUniformVec4(sp, UNIFORM_BASECOLOR, baseColor);
			GLSL_SetUniformVec4(sp, UNIFORM_VERTCOLOR, vertColor);
		}

		if (pStage->alphaGen == AGEN_PORTAL)
		{
			GLSL_SetUniformFloat(sp, UNIFORM_PORTALRANGE, tess.shader->portalRange);
		}

		GLSL_SetUniformInt(sp, UNIFORM_COLORGEN, pStage->rgbGen);
		GLSL_SetUniformInt(sp, UNIFORM_ALPHAGEN, pStage->alphaGen);

		GLSL_SetUniformVec3(sp, UNIFORM_DIRECTEDLIGHT, backEnd.refdef.sunCol);
		GLSL_SetUniformVec3(sp, UNIFORM_AMBIENTLIGHT,  backEnd.refdef.sunAmbCol);

		GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, backEnd.refdef.sunDir);

		GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, 9999999999.9f);

		GLSL_SetUniformVec2(sp, UNIFORM_MATERIALINFO, pStage->materialInfo);
		
		GL_State( stageGlState[stage] );

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELMATRIX, backEnd.or.transformMatrix);

		if (pStage->bundle[TB_DIFFUSEMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_DIFFUSEMAP], TB_DIFFUSEMAP);

		if (pStage->bundle[TB_NORMALMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_NORMALMAP], TB_NORMALMAP);

		if (pStage->bundle[TB_SPECULARMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_SPECULARMAP], TB_SPECULARMAP);

		/*
		{
			GL_BindToTMU(tr.sunShadowDepthImage[0], TB_SHADOWMAP);
			GL_BindToTMU(tr.sunShadowDepthImage[1], TB_SHADOWMAP2);
			GL_BindToTMU(tr.sunShadowDepthImage[2], TB_SHADOWMAP3);
			GLSL_SetUniformMatrix16(sp, UNIFORM_SHADOWMVP, backEnd.refdef.sunShadowMvp[0]);
			GLSL_SetUniformMatrix16(sp, UNIFORM_SHADOWMVP2, backEnd.refdef.sunShadowMvp[1]);
			GLSL_SetUniformMatrix16(sp, UNIFORM_SHADOWMVP3, backEnd.refdef.sunShadowMvp[2]);
		}
		*/
		GL_BindToTMU(tr.screenShadowImage, TB_SHADOWMAP);

		ComputeTexMatrix( pStage, TB_DIFFUSEMAP, matrix );

		VectorSet4(vector, matrix[0], matrix[1], matrix[4], matrix[5]);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXMATRIX, vector);

		VectorSet4(vector, matrix[8], matrix[9], matrix[12], matrix[13]);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXOFFTURB, vector);

		GLSL_SetUniformInt(sp, UNIFORM_TCGEN0, pStage->bundle[0].tcGen);

		//
		// draw
		//

		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVBO(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}

		backEnd.pc.c_totalIndexes += tess.numIndexes;
		backEnd.pc.c_dlightIndexes += tess.numIndexes;
	}
}
Esempio n. 8
0
/*
=============
RB_DrawSurfs

=============
*/
const void	*RB_DrawSurfs( const void *data ) {
	const drawSurfsCommand_t	*cmd;

	// finish any 2D drawing if needed
	if ( tess.numIndexes ) {
		RB_EndSurface();
	}

	cmd = (const drawSurfsCommand_t *)data;

	backEnd.refdef = cmd->refdef;
	backEnd.viewParms = cmd->viewParms;

	// clear the z buffer, set the modelview, etc
	RB_BeginDrawingView ();

	if (glRefConfig.framebufferObject && (backEnd.viewParms.flags & VPF_DEPTHCLAMP) && glRefConfig.depthClamp)
	{
		qglEnable(GL_DEPTH_CLAMP);
	}

	if (glRefConfig.framebufferObject && !(backEnd.refdef.rdflags & RDF_NOWORLDMODEL) && (r_depthPrepass->integer || (backEnd.viewParms.flags & VPF_DEPTHSHADOW)))
	{
		FBO_t *oldFbo = glState.currentFBO;

		backEnd.depthFill = qtrue;
		qglColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
		RB_RenderDrawSurfList( cmd->drawSurfs, cmd->numDrawSurfs );
		qglColorMask(!backEnd.colorMask[0], !backEnd.colorMask[1], !backEnd.colorMask[2], !backEnd.colorMask[3]);
		backEnd.depthFill = qfalse;

		if (tr.msaaResolveFbo)
		{
			// If we're using multisampling, resolve the depth first
			FBO_FastBlit(tr.renderFbo, NULL, tr.msaaResolveFbo, NULL, GL_DEPTH_BUFFER_BIT, GL_NEAREST);
		}
		else if (tr.renderFbo == NULL)
		{
			// If we're rendering directly to the screen, copy the depth to a texture
			GL_BindToTMU(tr.renderDepthImage, 0);
			qglCopyTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT24, 0, 0, glConfig.vidWidth, glConfig.vidHeight, 0);
		}

		if (r_ssao->integer)
		{
			// need the depth in a texture we can do GL_LINEAR sampling on, so copy it to an HDR image
			FBO_BlitFromTexture(tr.renderDepthImage, NULL, NULL, tr.hdrDepthFbo, NULL, NULL, NULL, 0);
		}

		if (r_sunlightMode->integer && backEnd.viewParms.flags & VPF_USESUNLIGHT)
		{
			vec4_t quadVerts[4];
			vec2_t texCoords[4];
			vec4_t box;

			FBO_Bind(tr.screenShadowFbo);

			box[0] = backEnd.viewParms.viewportX      * tr.screenShadowFbo->width  / (float)glConfig.vidWidth;
			box[1] = backEnd.viewParms.viewportY      * tr.screenShadowFbo->height / (float)glConfig.vidHeight;
			box[2] = backEnd.viewParms.viewportWidth  * tr.screenShadowFbo->width  / (float)glConfig.vidWidth;
			box[3] = backEnd.viewParms.viewportHeight * tr.screenShadowFbo->height / (float)glConfig.vidHeight;

			qglViewport(box[0], box[1], box[2], box[3]);
			qglScissor(box[0], box[1], box[2], box[3]);

			box[0] = backEnd.viewParms.viewportX               / (float)glConfig.vidWidth;
			box[1] = backEnd.viewParms.viewportY               / (float)glConfig.vidHeight;
			box[2] = box[0] + backEnd.viewParms.viewportWidth  / (float)glConfig.vidWidth;
			box[3] = box[1] + backEnd.viewParms.viewportHeight / (float)glConfig.vidHeight;

			texCoords[0][0] = box[0]; texCoords[0][1] = box[3];
			texCoords[1][0] = box[2]; texCoords[1][1] = box[3];
			texCoords[2][0] = box[2]; texCoords[2][1] = box[1];
			texCoords[3][0] = box[0]; texCoords[3][1] = box[1];

			box[0] = -1.0f;
			box[1] = -1.0f;
			box[2] =  1.0f;
			box[3] =  1.0f;

			VectorSet4(quadVerts[0], box[0], box[3], 0, 1);
			VectorSet4(quadVerts[1], box[2], box[3], 0, 1);
			VectorSet4(quadVerts[2], box[2], box[1], 0, 1);
			VectorSet4(quadVerts[3], box[0], box[1], 0, 1);

			GL_State( GLS_DEPTHTEST_DISABLE );

			GLSL_BindProgram(&tr.shadowmaskShader);

			GL_BindToTMU(tr.renderDepthImage, TB_COLORMAP);
			
			if (r_shadowCascadeZFar->integer != 0)
			{
				GL_BindToTMU(tr.sunShadowDepthImage[0], TB_SHADOWMAP);
				GL_BindToTMU(tr.sunShadowDepthImage[1], TB_SHADOWMAP2);
				GL_BindToTMU(tr.sunShadowDepthImage[2], TB_SHADOWMAP3);
				GL_BindToTMU(tr.sunShadowDepthImage[3], TB_SHADOWMAP4);

				GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP,  backEnd.refdef.sunShadowMvp[0]);
				GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP2, backEnd.refdef.sunShadowMvp[1]);
				GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP3, backEnd.refdef.sunShadowMvp[2]);
				GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP4, backEnd.refdef.sunShadowMvp[3]);
			}
			else
			{
				GL_BindToTMU(tr.sunShadowDepthImage[3], TB_SHADOWMAP);
				GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP, backEnd.refdef.sunShadowMvp[3]);
			}
			
			GLSL_SetUniformVec3(&tr.shadowmaskShader, UNIFORM_VIEWORIGIN,  backEnd.refdef.vieworg);
			{
				vec4_t viewInfo;
				vec3_t viewVector;

				float zmax = backEnd.viewParms.zFar;
				float ymax = zmax * tan(backEnd.viewParms.fovY * M_PI / 360.0f);
				float xmax = zmax * tan(backEnd.viewParms.fovX * M_PI / 360.0f);

				float zmin = r_znear->value;

				VectorScale(backEnd.refdef.viewaxis[0], zmax, viewVector);
				GLSL_SetUniformVec3(&tr.shadowmaskShader, UNIFORM_VIEWFORWARD, viewVector);
				VectorScale(backEnd.refdef.viewaxis[1], xmax, viewVector);
				GLSL_SetUniformVec3(&tr.shadowmaskShader, UNIFORM_VIEWLEFT,    viewVector);
				VectorScale(backEnd.refdef.viewaxis[2], ymax, viewVector);
				GLSL_SetUniformVec3(&tr.shadowmaskShader, UNIFORM_VIEWUP,      viewVector);

				VectorSet4(viewInfo, zmax / zmin, zmax, 0.0, 0.0);

				GLSL_SetUniformVec4(&tr.shadowmaskShader, UNIFORM_VIEWINFO, viewInfo);
			}


			RB_InstantQuad2(quadVerts, texCoords); //, color, shaderProgram, invTexRes);
		}

		if (r_ssao->integer)
		{
			vec4_t quadVerts[4];
			vec2_t texCoords[4];

			FBO_Bind(tr.quarterFbo[0]);

			qglViewport(0, 0, tr.quarterFbo[0]->width, tr.quarterFbo[0]->height);
			qglScissor(0, 0, tr.quarterFbo[0]->width, tr.quarterFbo[0]->height);

			VectorSet4(quadVerts[0], -1,  1, 0, 1);
			VectorSet4(quadVerts[1],  1,  1, 0, 1);
			VectorSet4(quadVerts[2],  1, -1, 0, 1);
			VectorSet4(quadVerts[3], -1, -1, 0, 1);

			texCoords[0][0] = 0; texCoords[0][1] = 1;
			texCoords[1][0] = 1; texCoords[1][1] = 1;
			texCoords[2][0] = 1; texCoords[2][1] = 0;
			texCoords[3][0] = 0; texCoords[3][1] = 0;

			GL_State( GLS_DEPTHTEST_DISABLE );

			GLSL_BindProgram(&tr.ssaoShader);

			GL_BindToTMU(tr.hdrDepthImage, TB_COLORMAP);

			{
				vec4_t viewInfo;

				float zmax = backEnd.viewParms.zFar;
				float zmin = r_znear->value;

				VectorSet4(viewInfo, zmax / zmin, zmax, 0.0, 0.0);

				GLSL_SetUniformVec4(&tr.ssaoShader, UNIFORM_VIEWINFO, viewInfo);
			}

			RB_InstantQuad2(quadVerts, texCoords); //, color, shaderProgram, invTexRes);


			FBO_Bind(tr.quarterFbo[1]);

			qglViewport(0, 0, tr.quarterFbo[1]->width, tr.quarterFbo[1]->height);
			qglScissor(0, 0, tr.quarterFbo[1]->width, tr.quarterFbo[1]->height);

			GLSL_BindProgram(&tr.depthBlurShader[0]);

			GL_BindToTMU(tr.quarterImage[0],  TB_COLORMAP);
			GL_BindToTMU(tr.hdrDepthImage, TB_LIGHTMAP);

			{
				vec4_t viewInfo;

				float zmax = backEnd.viewParms.zFar;
				float zmin = r_znear->value;

				VectorSet4(viewInfo, zmax / zmin, zmax, 0.0, 0.0);

				GLSL_SetUniformVec4(&tr.depthBlurShader[0], UNIFORM_VIEWINFO, viewInfo);
			}

			RB_InstantQuad2(quadVerts, texCoords); //, color, shaderProgram, invTexRes);


			FBO_Bind(tr.screenSsaoFbo);

			qglViewport(0, 0, tr.screenSsaoFbo->width, tr.screenSsaoFbo->height);
			qglScissor(0, 0, tr.screenSsaoFbo->width, tr.screenSsaoFbo->height);

			GLSL_BindProgram(&tr.depthBlurShader[1]);

			GL_BindToTMU(tr.quarterImage[1],  TB_COLORMAP);
			GL_BindToTMU(tr.hdrDepthImage, TB_LIGHTMAP);

			{
				vec4_t viewInfo;

				float zmax = backEnd.viewParms.zFar;
				float zmin = r_znear->value;

				VectorSet4(viewInfo, zmax / zmin, zmax, 0.0, 0.0);

				GLSL_SetUniformVec4(&tr.depthBlurShader[1], UNIFORM_VIEWINFO, viewInfo);
			}


			RB_InstantQuad2(quadVerts, texCoords); //, color, shaderProgram, invTexRes);
		}

		// reset viewport and scissor
		FBO_Bind(oldFbo);
		SetViewportAndScissor();
	}

	if (glRefConfig.framebufferObject && (backEnd.viewParms.flags & VPF_DEPTHCLAMP) && glRefConfig.depthClamp)
	{
		qglDisable(GL_DEPTH_CLAMP);
	}

	if (!(backEnd.viewParms.flags & VPF_DEPTHSHADOW))
	{
		RB_RenderDrawSurfList( cmd->drawSurfs, cmd->numDrawSurfs );

		if (r_drawSun->integer)
		{
			RB_DrawSun(0.1, tr.sunShader);
		}

		if (r_drawSunRays->integer)
		{
			FBO_t *oldFbo = glState.currentFBO;
			FBO_Bind(tr.sunRaysFbo);
			
			qglClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
			qglClear( GL_COLOR_BUFFER_BIT );

			if (glRefConfig.occlusionQuery)
			{
				tr.sunFlareQueryActive[tr.sunFlareQueryIndex] = qtrue;
				qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, tr.sunFlareQuery[tr.sunFlareQueryIndex]);
			}

			RB_DrawSun(0.3, tr.sunFlareShader);

			if (glRefConfig.occlusionQuery)
			{
				qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
			}

			FBO_Bind(oldFbo);
		}

		// darken down any stencil shadows
		RB_ShadowFinish();		

		// add light flares on lights that aren't obscured
		RB_RenderFlares();
	}

	if (glRefConfig.framebufferObject && tr.renderCubeFbo && backEnd.viewParms.targetFbo == tr.renderCubeFbo)
	{
		FBO_Bind(NULL);
		GL_SelectTexture(TB_CUBEMAP);
		GL_BindToTMU(tr.cubemaps[backEnd.viewParms.targetFboCubemapIndex], TB_CUBEMAP);
		qglGenerateMipmapEXT(GL_TEXTURE_CUBE_MAP);
		GL_SelectTexture(0);
	}

	return (const void *)(cmd + 1);
}
Esempio n. 9
0
/*
=============
RE_StretchRaw

FIXME: not exactly backend
Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
Used for cinematics.
=============
*/
void RE_StretchRaw (int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty) {
	int			i, j;
	int			start, end;
	vec4_t quadVerts[4];
	vec2_t texCoords[4];

	if ( !tr.registered ) {
		return;
	}
	R_IssuePendingRenderCommands();

	if ( tess.numIndexes ) {
		RB_EndSurface();
	}

	// we definately want to sync every frame for the cinematics
	qglFinish();

	start = 0;
	if ( r_speeds->integer ) {
		start = ri.Milliseconds();
	}

	// make sure rows and cols are powers of 2
	for ( i = 0 ; ( 1 << i ) < cols ; i++ ) {
	}
	for ( j = 0 ; ( 1 << j ) < rows ; j++ ) {
	}
	if ( ( 1 << i ) != cols || ( 1 << j ) != rows) {
		ri.Error (ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows);
	}

	RE_UploadCinematic (w, h, cols, rows, data, client, dirty);

	if ( r_speeds->integer ) {
		end = ri.Milliseconds();
		ri.Printf( PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start );
	}

	// FIXME: HUGE hack
	if (glRefConfig.framebufferObject)
	{
		if (!tr.renderFbo || backEnd.framePostProcessed)
		{
			FBO_Bind(NULL);
		}
		else
		{
			FBO_Bind(tr.renderFbo);
		}
	}

	RB_SetGL2D();

	VectorSet4(quadVerts[0], x,     y,     0.0f, 1.0f);
	VectorSet4(quadVerts[1], x + w, y,     0.0f, 1.0f);
	VectorSet4(quadVerts[2], x + w, y + h, 0.0f, 1.0f);
	VectorSet4(quadVerts[3], x,     y + h, 0.0f, 1.0f);

	VectorSet2(texCoords[0], 0.5f / cols,          0.5f / rows);
	VectorSet2(texCoords[1], (cols - 0.5f) / cols, 0.5f / rows);
	VectorSet2(texCoords[2], (cols - 0.5f) / cols, (rows - 0.5f) / rows);
	VectorSet2(texCoords[3], 0.5f / cols,          (rows - 0.5f) / rows);

	GLSL_BindProgram(&tr.textureColorShader);
	
	GLSL_SetUniformMat4(&tr.textureColorShader, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
	GLSL_SetUniformVec4(&tr.textureColorShader, UNIFORM_COLOR, colorWhite);

	RB_InstantQuad2(quadVerts, texCoords);
}
Esempio n. 10
0
void FBO_BlitFromTexture(struct image_s *src, vec4_t inSrcTexCorners, vec2_t inSrcTexScale, FBO_t *dst, ivec4_t inDstBox, struct shaderProgram_s *shaderProgram, vec4_t inColor, int blend)
{
	ivec4_t dstBox;
	vec4_t color;
	vec4_t quadVerts[4];
	vec2_t texCoords[4];
	vec2_t invTexRes;
	FBO_t *oldFbo = glState.currentFBO;
	mat4_t projection;
	int width, height;

	if (!src)
	{
		ri.Printf(PRINT_WARNING, "Tried to blit from a NULL texture!\n");
		return;
	}

	width  = dst ? dst->width  : glConfig.vidWidth;
	height = dst ? dst->height : glConfig.vidHeight;

	if (inSrcTexCorners)
	{
		VectorSet2(texCoords[0], inSrcTexCorners[0], inSrcTexCorners[1]);
		VectorSet2(texCoords[1], inSrcTexCorners[2], inSrcTexCorners[1]);
		VectorSet2(texCoords[2], inSrcTexCorners[2], inSrcTexCorners[3]);
		VectorSet2(texCoords[3], inSrcTexCorners[0], inSrcTexCorners[3]);
	}
	else
	{
		VectorSet2(texCoords[0], 0.0f, 1.0f);
		VectorSet2(texCoords[1], 1.0f, 1.0f);
		VectorSet2(texCoords[2], 1.0f, 0.0f);
		VectorSet2(texCoords[3], 0.0f, 0.0f);
	}

	// framebuffers are 0 bottom, Y up.
	if (inDstBox)
	{
		dstBox[0] = inDstBox[0];
		dstBox[1] = height - inDstBox[1] - inDstBox[3];
		dstBox[2] = inDstBox[0] + inDstBox[2];
		dstBox[3] = height - inDstBox[1];
	}
	else
	{
		VectorSet4(dstBox, 0, height, width, 0);
	}

	if (inSrcTexScale)
	{
		VectorCopy2(inSrcTexScale, invTexRes);
	}
	else
	{
		VectorSet2(invTexRes, 1.0f, 1.0f);
	}

	if (inColor)
	{
		VectorCopy4(inColor, color);
	}
	else
	{
		VectorCopy4(colorWhite, color);
	}

	if (!shaderProgram)
	{
		shaderProgram = &tr.textureColorShader;
	}

	FBO_Bind(dst);

	qglViewport( 0, 0, width, height );
	qglScissor( 0, 0, width, height );

	Mat4Ortho(0, width, height, 0, 0, 1, projection);

	GL_Cull( CT_TWO_SIDED );

	GL_BindToTMU(src, TB_COLORMAP);

	VectorSet4(quadVerts[0], dstBox[0], dstBox[1], 0.0f, 1.0f);
	VectorSet4(quadVerts[1], dstBox[2], dstBox[1], 0.0f, 1.0f);
	VectorSet4(quadVerts[2], dstBox[2], dstBox[3], 0.0f, 1.0f);
	VectorSet4(quadVerts[3], dstBox[0], dstBox[3], 0.0f, 1.0f);

	invTexRes[0] /= src->width;
	invTexRes[1] /= src->height;

	GL_State( blend );

	GLSL_BindProgram(shaderProgram);
	
	GLSL_SetUniformMat4(shaderProgram, UNIFORM_MODELVIEWPROJECTIONMATRIX, projection);
	GLSL_SetUniformVec4(shaderProgram, UNIFORM_COLOR, color);
	GLSL_SetUniformVec2(shaderProgram, UNIFORM_INVTEXRES, invTexRes);
	GLSL_SetUniformVec2(shaderProgram, UNIFORM_AUTOEXPOSUREMINMAX, tr.refdef.autoExposureMinMax);
	GLSL_SetUniformVec3(shaderProgram, UNIFORM_TONEMINAVGMAXLINEAR, tr.refdef.toneMinAvgMaxLinear);

	RB_InstantQuad2(quadVerts, texCoords);

	FBO_Bind(oldFbo);
}
Esempio n. 11
0
void FBO_BlitFromTexture(struct image_s *src, ivec4_t inSrcBox, vec2_t inSrcTexScale, FBO_t *dst, ivec4_t inDstBox, struct shaderProgram_s *shaderProgram, vec4_t inColor, int blend)
{
	ivec4_t dstBox, srcBox;
	vec2_t srcTexScale;
	vec4_t color;
	vec4_t quadVerts[4];
	vec2_t texCoords[4];
	vec2_t invTexRes;
	FBO_t *oldFbo = glState.currentFBO;
	mat4_t projection;
	int width, height;

	if (!src)
		return;

	if (inSrcBox)
	{
		VectorSet4(srcBox, inSrcBox[0], inSrcBox[1], inSrcBox[0] + inSrcBox[2],  inSrcBox[1] + inSrcBox[3]);
	}
	else
	{
		VectorSet4(srcBox, 0, 0, src->width, src->height);
	}

	// framebuffers are 0 bottom, Y up.
	if (inDstBox)
	{
		if (dst)
		{
			dstBox[0] = inDstBox[0];
			dstBox[1] = dst->height - inDstBox[1] - inDstBox[3];
			dstBox[2] = inDstBox[0] + inDstBox[2];
			dstBox[3] = dst->height - inDstBox[1];
		}
		else
		{
			dstBox[0] = inDstBox[0];
			dstBox[1] = glConfig.vidHeight - inDstBox[1] - inDstBox[3];
			dstBox[2] = inDstBox[0] + inDstBox[2];
			dstBox[3] = glConfig.vidHeight - inDstBox[1];
		}
	}
	else if (dst)
	{
		VectorSet4(dstBox, 0, dst->height, dst->width, 0);
	}
	else
	{
		VectorSet4(dstBox, 0, glConfig.vidHeight, glConfig.vidWidth, 0);
	}

	if (inSrcTexScale)
	{
		VectorCopy2(inSrcTexScale, srcTexScale);
	}
	else
	{
		srcTexScale[0] = srcTexScale[1] = 1.0f;
	}

	if (inColor)
	{
		VectorCopy4(inColor, color);
	}
	else
	{
		VectorCopy4(colorWhite, color);
	}

	if (!shaderProgram)
	{
		shaderProgram = &tr.textureColorShader;
	}

	FBO_Bind(dst);

	if (glState.currentFBO)
	{
		width = glState.currentFBO->width;
		height = glState.currentFBO->height;
	}
	else
	{
		width = glConfig.vidWidth;
		height = glConfig.vidHeight;
	}

	qglViewport( 0, 0, width, height );
	qglScissor( 0, 0, width, height );

	Mat4Ortho(0, width, height, 0, 0, 1, projection);

	qglDisable( GL_CULL_FACE );

	GL_BindToTMU(src, TB_COLORMAP);

	VectorSet4(quadVerts[0], dstBox[0], dstBox[1], 0, 1);
	VectorSet4(quadVerts[1], dstBox[2], dstBox[1], 0, 1);
	VectorSet4(quadVerts[2], dstBox[2], dstBox[3], 0, 1);
	VectorSet4(quadVerts[3], dstBox[0], dstBox[3], 0, 1);

	texCoords[0][0] = srcBox[0] / (float)src->width; texCoords[0][1] = 1.0f - srcBox[1] / (float)src->height;
	texCoords[1][0] = srcBox[2] / (float)src->width; texCoords[1][1] = 1.0f - srcBox[1] / (float)src->height;
	texCoords[2][0] = srcBox[2] / (float)src->width; texCoords[2][1] = 1.0f - srcBox[3] / (float)src->height;
	texCoords[3][0] = srcBox[0] / (float)src->width; texCoords[3][1] = 1.0f - srcBox[3] / (float)src->height;

	invTexRes[0] = 1.0f / src->width  * srcTexScale[0];
	invTexRes[1] = 1.0f / src->height * srcTexScale[1];

	GL_State( blend );

	GLSL_BindProgram(shaderProgram);
	
	GLSL_SetUniformMat4(shaderProgram, UNIFORM_MODELVIEWPROJECTIONMATRIX, projection);
	GLSL_SetUniformVec4(shaderProgram, UNIFORM_COLOR, color);
	GLSL_SetUniformVec2(shaderProgram, UNIFORM_INVTEXRES, invTexRes);
	GLSL_SetUniformVec2(shaderProgram, UNIFORM_AUTOEXPOSUREMINMAX, tr.refdef.autoExposureMinMax);
	GLSL_SetUniformVec3(shaderProgram, UNIFORM_TONEMINAVGMAXLINEAR, tr.refdef.toneMinAvgMaxLinear);

	RB_InstantQuad2(quadVerts, texCoords); //, color, shaderProgram, invTexRes);

	FBO_Bind(oldFbo);
}
Esempio n. 12
0
/*
===================
RB_FogPass

Blends a fog texture on top of everything else
===================
*/
static void RB_FogPass( int wolfFog ) {
	fog_t	*fog = NULL;
	vec4_t  color;
	vec4_t	fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float	eyeT = 0;
	shaderProgram_t *sp;
	glfog_t *glFog = NULL;

	int deformGen;
	vec5_t deformParams;

	if ( tr.refdef.rdflags & RDF_SNOOPERVIEW ) { // no fog pass in snooper
		return;
	}

	if (!fogIsOn)
		return;
 
	if (wolfFog)
	{
		// from R_Fog(), altered slightly
		if ( backEnd.projection2D ) {
			return;
		}

		if ( backEnd.refdef.rdflags & RDF_DRAWINGSKY ) {
			if ( glfogsettings[FOG_SKY].registered ) {
				glFog = &glfogsettings[FOG_SKY];
			}
		}

		if ( skyboxportal && backEnd.refdef.rdflags & RDF_SKYBOXPORTAL ) {
			if ( glfogsettings[FOG_PORTALVIEW].registered ) {
				glFog = &glfogsettings[FOG_PORTALVIEW];
			}
		} else {
			if ( glfogNum > FOG_NONE ) {
				glFog = &glfogsettings[FOG_CURRENT];
			}
		}
		
		if (!glFog)
			return;
	}

	ComputeDeformValues(&deformGen, deformParams);

	{
		int index = 0;

		if (deformGen != DGEN_NONE)
			index |= FOGDEF_USE_DEFORM_VERTEXES;

		if (glState.vertexAnimation)
			index |= FOGDEF_USE_VERTEX_ANIMATION;

		if (wolfFog)
		{
			if (glFog->mode == GL_LINEAR)
				index |= FOGDEF_USE_WOLF_FOG_LINEAR;
			else // if (glFog->mode == GL_EXP)
				index |= FOGDEF_USE_WOLF_FOG_EXPONENTIAL;
		}
		
		sp = &tr.fogShader[index];
	}

	backEnd.pc.c_fogDraws++;

	GLSL_BindProgram(sp);

	if (!wolfFog)
		fog = tr.world->fogs + tess.fogNum;

	GLSL_SetUniformMat4(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);

	GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);
	
	GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
	if (deformGen != DGEN_NONE)
	{
		GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
		GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
	}

	if (wolfFog)
	{
		color[0] = glFog->color[0];
		color[1] = glFog->color[1];
		color[2] = glFog->color[2];
		color[3] = glFog->color[3];
	}
	else
	{
		color[0] = ((unsigned char *)(&fog->colorInt))[0] / 255.0f;
		color[1] = ((unsigned char *)(&fog->colorInt))[1] / 255.0f;
		color[2] = ((unsigned char *)(&fog->colorInt))[2] / 255.0f;
		color[3] = ((unsigned char *)(&fog->colorInt))[3] / 255.0f;
	}
	GLSL_SetUniformVec4(sp, UNIFORM_COLOR, color);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT, glFog);

	GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
	GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
	GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);

	if ( tess.shader->fogPass == FP_EQUAL ) {
		GL_State( GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA | GLS_DEPTHFUNC_EQUAL );
	} else {
		GL_State( GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA );
	}

	if (tess.multiDrawPrimitives)
	{
		shaderCommands_t *input = &tess;
		R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
	}
	else
	{
		R_DrawElementsVBO(tess.numIndexes, tess.firstIndex, tess.minIndex, tess.maxIndex);
	}
}
Esempio n. 13
0
/*
=============
RB_PostProcess

=============
*/
const void *RB_PostProcess(const void *data)
{
	const postProcessCommand_t *cmd = data;
	FBO_t *srcFbo;
	ivec4_t srcBox, dstBox;
	qboolean autoExposure;

	// finish any 2D drawing if needed
	if(tess.numIndexes)
		RB_EndSurface();

	if (!glRefConfig.framebufferObject || !r_postProcess->integer)
	{
		// do nothing
		return (const void *)(cmd + 1);
	}

	if (cmd)
	{
		backEnd.refdef = cmd->refdef;
		backEnd.viewParms = cmd->viewParms;
	}

	srcFbo = tr.renderFbo;
	if (tr.msaaResolveFbo)
	{
		// Resolve the MSAA before anything else
		// Can't resolve just part of the MSAA FBO, so multiple views will suffer a performance hit here
		FBO_FastBlit(tr.renderFbo, NULL, tr.msaaResolveFbo, NULL, GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, GL_NEAREST);
		srcFbo = tr.msaaResolveFbo;
	}

	dstBox[0] = backEnd.viewParms.viewportX;
	dstBox[1] = backEnd.viewParms.viewportY;
	dstBox[2] = backEnd.viewParms.viewportWidth;
	dstBox[3] = backEnd.viewParms.viewportHeight;

	if (r_ssao->integer)
	{
		srcBox[0] = backEnd.viewParms.viewportX      * tr.screenSsaoImage->width  / (float)glConfig.vidWidth;
		srcBox[1] = backEnd.viewParms.viewportY      * tr.screenSsaoImage->height / (float)glConfig.vidHeight;
		srcBox[2] = backEnd.viewParms.viewportWidth  * tr.screenSsaoImage->width  / (float)glConfig.vidWidth;
		srcBox[3] = backEnd.viewParms.viewportHeight * tr.screenSsaoImage->height / (float)glConfig.vidHeight;

		FBO_Blit(tr.screenSsaoFbo, srcBox, NULL, srcFbo, dstBox, NULL, NULL, GLS_SRCBLEND_DST_COLOR | GLS_DSTBLEND_ZERO);
	}

	srcBox[0] = backEnd.viewParms.viewportX;
	srcBox[1] = backEnd.viewParms.viewportY;
	srcBox[2] = backEnd.viewParms.viewportWidth;
	srcBox[3] = backEnd.viewParms.viewportHeight;

	if (srcFbo)
	{
		if (r_hdr->integer && (r_toneMap->integer || r_forceToneMap->integer))
		{
			autoExposure = r_autoExposure->integer || r_forceAutoExposure->integer;
			RB_ToneMap(srcFbo, srcBox, NULL, dstBox, autoExposure);
		}
		else if (r_cameraExposure->value == 0.0f)
		{
			FBO_FastBlit(srcFbo, srcBox, NULL, dstBox, GL_COLOR_BUFFER_BIT, GL_NEAREST);
		}
		else
		{
			vec4_t color;

			color[0] =
			color[1] =
			color[2] = pow(2, r_cameraExposure->value); //exp2(r_cameraExposure->value);
			color[3] = 1.0f;

			FBO_Blit(srcFbo, srcBox, NULL, NULL, dstBox, NULL, color, 0);
		}
	}

	if (r_drawSunRays->integer)
		RB_SunRays(NULL, srcBox, NULL, dstBox);

	if (1)
		RB_BokehBlur(NULL, srcBox, NULL, dstBox, backEnd.refdef.blurFactor);
	else
		RB_GaussianBlur(backEnd.refdef.blurFactor);

#if 0
	if (0)
	{
		vec4_t quadVerts[4];
		vec2_t texCoords[4];
		ivec4_t iQtrBox;
		vec4_t box;
		vec4_t viewInfo;
		static float scale = 5.0f;

		scale -= 0.005f;
		if (scale < 0.01f)
			scale = 5.0f;

		FBO_FastBlit(NULL, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);

		iQtrBox[0] = backEnd.viewParms.viewportX      * tr.quarterImage[0]->width / (float)glConfig.vidWidth;
		iQtrBox[1] = backEnd.viewParms.viewportY      * tr.quarterImage[0]->height / (float)glConfig.vidHeight;
		iQtrBox[2] = backEnd.viewParms.viewportWidth  * tr.quarterImage[0]->width / (float)glConfig.vidWidth;
		iQtrBox[3] = backEnd.viewParms.viewportHeight * tr.quarterImage[0]->height / (float)glConfig.vidHeight;

		qglViewport(iQtrBox[0], iQtrBox[1], iQtrBox[2], iQtrBox[3]);
		qglScissor(iQtrBox[0], iQtrBox[1], iQtrBox[2], iQtrBox[3]);

		VectorSet4(box, 0.0f, 0.0f, 1.0f, 1.0f);

		texCoords[0][0] = box[0]; texCoords[0][1] = box[3];
		texCoords[1][0] = box[2]; texCoords[1][1] = box[3];
		texCoords[2][0] = box[2]; texCoords[2][1] = box[1];
		texCoords[3][0] = box[0]; texCoords[3][1] = box[1];

		VectorSet4(box, -1.0f, -1.0f, 1.0f, 1.0f);

		VectorSet4(quadVerts[0], box[0], box[3], 0, 1);
		VectorSet4(quadVerts[1], box[2], box[3], 0, 1);
		VectorSet4(quadVerts[2], box[2], box[1], 0, 1);
		VectorSet4(quadVerts[3], box[0], box[1], 0, 1);

		GL_State(GLS_DEPTHTEST_DISABLE);


		VectorSet4(viewInfo, backEnd.viewParms.zFar / r_znear->value, backEnd.viewParms.zFar, 0.0, 0.0);

		viewInfo[2] = scale / (float)(tr.quarterImage[0]->width);
		viewInfo[3] = scale / (float)(tr.quarterImage[0]->height);

		FBO_Bind(tr.quarterFbo[1]);
		GLSL_BindProgram(&tr.depthBlurShader[2]);
		GL_BindToTMU(tr.quarterImage[0], TB_COLORMAP);
		GLSL_SetUniformVec4(&tr.depthBlurShader[2], UNIFORM_VIEWINFO, viewInfo);
		RB_InstantQuad2(quadVerts, texCoords);

		FBO_Bind(tr.quarterFbo[0]);
		GLSL_BindProgram(&tr.depthBlurShader[3]);
		GL_BindToTMU(tr.quarterImage[1], TB_COLORMAP);
		GLSL_SetUniformVec4(&tr.depthBlurShader[3], UNIFORM_VIEWINFO, viewInfo);
		RB_InstantQuad2(quadVerts, texCoords);

		SetViewportAndScissor();

		FBO_FastBlit(tr.quarterFbo[1], NULL, NULL, NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
		FBO_Bind(NULL);
	}
#endif

	if (0 && r_sunlightMode->integer)
	{
		ivec4_t dstBox;
		VectorSet4(dstBox, 0, 0, 128, 128);
		FBO_BlitFromTexture(tr.sunShadowDepthImage[0], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
		VectorSet4(dstBox, 128, 0, 128, 128);
		FBO_BlitFromTexture(tr.sunShadowDepthImage[1], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
		VectorSet4(dstBox, 256, 0, 128, 128);
		FBO_BlitFromTexture(tr.sunShadowDepthImage[2], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
		VectorSet4(dstBox, 384, 0, 128, 128);
		FBO_BlitFromTexture(tr.sunShadowDepthImage[3], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
	}

	if (0)
	{
		ivec4_t dstBox;
		VectorSet4(dstBox, 256, glConfig.vidHeight - 256, 256, 256);
		FBO_BlitFromTexture(tr.renderDepthImage, NULL, NULL, NULL, dstBox, NULL, NULL, 0);
		VectorSet4(dstBox, 512, glConfig.vidHeight - 256, 256, 256);
		FBO_BlitFromTexture(tr.screenShadowImage, NULL, NULL, NULL, dstBox, NULL, NULL, 0);
	}

	if (0)
	{
		ivec4_t dstBox;
		VectorSet4(dstBox, 256, glConfig.vidHeight - 256, 256, 256);
		FBO_BlitFromTexture(tr.sunRaysImage, NULL, NULL, NULL, dstBox, NULL, NULL, 0);
	}

#if 0
	if (r_cubeMapping->integer && tr.numCubemaps)
	{
		ivec4_t dstBox;
		int cubemapIndex = R_CubemapForPoint( backEnd.viewParms.or.origin );

		if (cubemapIndex)
		{
			VectorSet4(dstBox, 0, glConfig.vidHeight - 256, 256, 256);
			//FBO_BlitFromTexture(tr.renderCubeImage, NULL, NULL, NULL, dstBox, &tr.testcubeShader, NULL, 0);
			FBO_BlitFromTexture(tr.cubemaps[cubemapIndex - 1].image, NULL, NULL, NULL, dstBox, &tr.testcubeShader, NULL, 0);
		}
	}
#endif

	backEnd.framePostProcessed = qtrue;

	return (const void *)(cmd + 1);
}
Esempio n. 14
0
/*
==============
RB_SurfaceBeam
==============
*/
static void RB_SurfaceBeam( void )
{
#define NUM_BEAM_SEGS 6
	refEntity_t *e;
	shaderProgram_t *sp = &tr.textureColorShader;
	int	i;
	vec3_t perpvec;
	vec3_t direction, normalized_direction;
	vec3_t	start_points[NUM_BEAM_SEGS], end_points[NUM_BEAM_SEGS];
	vec3_t oldorigin, origin;

	e = &backEnd.currentEntity->e;

	oldorigin[0] = e->oldorigin[0];
	oldorigin[1] = e->oldorigin[1];
	oldorigin[2] = e->oldorigin[2];

	origin[0] = e->origin[0];
	origin[1] = e->origin[1];
	origin[2] = e->origin[2];

	normalized_direction[0] = direction[0] = oldorigin[0] - origin[0];
	normalized_direction[1] = direction[1] = oldorigin[1] - origin[1];
	normalized_direction[2] = direction[2] = oldorigin[2] - origin[2];

	if ( VectorNormalize( normalized_direction ) == 0 )
		return;

	PerpendicularVector( perpvec, normalized_direction );

	VectorScale( perpvec, 4, perpvec );

	for ( i = 0; i < NUM_BEAM_SEGS ; i++ )
	{
		RotatePointAroundVector( start_points[i], normalized_direction, perpvec, (360.0/NUM_BEAM_SEGS)*i );
//		VectorAdd( start_points[i], origin, start_points[i] );
		VectorAdd( start_points[i], direction, end_points[i] );
	}

	GL_BindToTMU( tr.whiteImage, TB_COLORMAP );

	GL_State( GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE );

	// FIXME: Quake3 doesn't use this, so I never tested it
	tess.numVertexes = 0;
	tess.numIndexes = 0;
	tess.firstIndex = 0;

	for ( i = 0; i <= NUM_BEAM_SEGS; i++ ) {
		VectorCopy(start_points[ i % NUM_BEAM_SEGS ], tess.xyz[tess.numVertexes++]);
		VectorCopy(end_points  [ i % NUM_BEAM_SEGS ], tess.xyz[tess.numVertexes++]);
	}

	for ( i = 0; i < NUM_BEAM_SEGS; i++ ) {
		tess.indexes[tess.numIndexes++] =       i      * 2;
		tess.indexes[tess.numIndexes++] =      (i + 1) * 2;
		tess.indexes[tess.numIndexes++] = 1  +  i      * 2;

		tess.indexes[tess.numIndexes++] = 1  +  i      * 2;
		tess.indexes[tess.numIndexes++] =      (i + 1) * 2;
		tess.indexes[tess.numIndexes++] = 1  + (i + 1) * 2;
	}

	// FIXME: A lot of this can probably be removed for speed, and refactored into a more convenient function
	RB_UpdateTessVao(ATTR_POSITION);
	
	GLSL_BindProgram(sp);
		
	GLSL_SetUniformMat4(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
					
	GLSL_SetUniformVec4(sp, UNIFORM_COLOR, colorRed);

	GLSL_SetUniformInt(sp, UNIFORM_ALPHATEST, 0);

	R_DrawElements(tess.numIndexes, tess.firstIndex);

	tess.numIndexes = 0;
	tess.numVertexes = 0;
	tess.firstIndex = 0;
}
Esempio n. 15
0
static void ProjectDlightTexture( void ) {
	int		l;
	vec3_t	origin;
	float	scale;
	float	radius;
	int deformGen;
	vec5_t deformParams;

	if ( !backEnd.refdef.num_dlights ) {
		return;
	}

	ComputeDeformValues(&deformGen, deformParams);

	for ( l = 0 ; l < backEnd.refdef.num_dlights ; l++ ) {
		dlight_t	*dl;
		shaderProgram_t *sp;
		vec4_t vector;

		if ( !( tess.dlightBits & ( 1 << l ) ) ) {
			continue;	// this surface definately doesn't have any of this light
		}

		dl = &backEnd.refdef.dlights[l];
		VectorCopy( dl->transformed, origin );
		radius = dl->radius;
		scale = 1.0f / radius;

		sp = &tr.dlightShader[deformGen == DGEN_NONE ? 0 : 1];

		backEnd.pc.c_dlightDraws++;

		GLSL_BindProgram(sp);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);
		
		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		vector[0] = dl->color[0];
		vector[1] = dl->color[1];
		vector[2] = dl->color[2];
		vector[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_COLOR, vector);

		vector[0] = origin[0];
		vector[1] = origin[1];
		vector[2] = origin[2];
		vector[3] = scale;
		GLSL_SetUniformVec4(sp, UNIFORM_DLIGHTINFO, vector);
	  
		GL_Bind( tr.dlightImage );

		// include GLS_DEPTHFUNC_EQUAL so alpha tested surfaces don't add light
		// where they aren't rendered
		if ( dl->additive ) {
			GL_State( GLS_ATEST_GT_0 | GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL );
		}
		else {
			GL_State( GLS_ATEST_GT_0 | GLS_SRCBLEND_DST_COLOR | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL );
		}

		if (tess.multiDrawPrimitives)
		{
			shaderCommands_t *input = &tess;
			R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVBO(tess.numIndexes, tess.firstIndex, tess.minIndex, tess.maxIndex);
		}

		backEnd.pc.c_totalIndexes += tess.numIndexes;
		backEnd.pc.c_dlightIndexes += tess.numIndexes;
	}
}
Esempio n. 16
0
static void RB_IterateStagesGeneric( shaderCommands_t *input )
{
	int stage;
	
	vec4_t fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float eyeT = 0;

	int deformGen;
	vec5_t deformParams;

	ComputeDeformValues(&deformGen, deformParams);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT);

	for ( stage = 0; stage < MAX_SHADER_STAGES; stage++ )
	{
		shaderStage_t *pStage = input->xstages[stage];
		shaderProgram_t *sp;
		vec4_t texMatrix;
		vec4_t texOffTurb;

		if ( !pStage )
		{
			break;
		}

		if (backEnd.depthFill)
		{
			if (pStage->glslShaderGroup == tr.lightallShader)
			{
				int index = 0;

				if (backEnd.currentEntity && backEnd.currentEntity != &tr.worldEntity)
				{
					index |= LIGHTDEF_ENTITY;
				}

				if (pStage->stateBits & GLS_ATEST_BITS)
				{
					index |= LIGHTDEF_USE_TCGEN_AND_TCMOD;
				}

				sp = &pStage->glslShaderGroup[index];
			}
			else
			{
				int shaderAttribs = 0;

				if (tess.shader->numDeforms && !ShaderRequiresCPUDeforms(tess.shader))
				{
					shaderAttribs |= GENERICDEF_USE_DEFORM_VERTEXES;
				}

				if (glState.vertexAnimation)
				{
					shaderAttribs |= GENERICDEF_USE_VERTEX_ANIMATION;
				}

				if (pStage->stateBits & GLS_ATEST_BITS)
				{
					shaderAttribs |= GENERICDEF_USE_TCGEN_AND_TCMOD;
				}

				sp = &tr.genericShader[shaderAttribs];
			}
		}
		else if (pStage->glslShaderGroup == tr.lightallShader)
		{
			int index = pStage->glslShaderIndex;

			if (backEnd.currentEntity && backEnd.currentEntity != &tr.worldEntity)
			{
				index |= LIGHTDEF_ENTITY;
			}

			if (r_sunlightMode->integer && (backEnd.viewParms.flags & VPF_USESUNLIGHT) && (index & LIGHTDEF_LIGHTTYPE_MASK))
			{
				index |= LIGHTDEF_USE_SHADOWMAP;
			}

			if (r_lightmap->integer && index & LIGHTDEF_USE_LIGHTMAP)
			{
				index = LIGHTDEF_USE_LIGHTMAP;
			}

			sp = &pStage->glslShaderGroup[index];

			backEnd.pc.c_lightallDraws++;
		}
		else
		{
			sp = GLSL_GetGenericShaderProgram(stage);

			backEnd.pc.c_genericDraws++;
		}

		GLSL_BindProgram(sp);

		GLSL_SetUniformMat4(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		GLSL_SetUniformVec3(sp, UNIFORM_VIEWORIGIN, backEnd.viewParms.or.origin);
		GLSL_SetUniformVec3(sp, UNIFORM_LOCALVIEWORIGIN, backEnd.or.viewOrigin);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);
		
		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		if ( input->fogNum ) {
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
			GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);
		}

		GL_State( pStage->stateBits );

		{
			vec4_t baseColor;
			vec4_t vertColor;

			ComputeShaderColors(pStage, baseColor, vertColor, pStage->stateBits);

			if ((backEnd.refdef.colorScale != 1.0f) && !(backEnd.refdef.rdflags & RDF_NOWORLDMODEL))
			{
				// use VectorScale to only scale first three values, not alpha
				VectorScale(baseColor, backEnd.refdef.colorScale, baseColor);
				VectorScale(vertColor, backEnd.refdef.colorScale, vertColor);
			}

			GLSL_SetUniformVec4(sp, UNIFORM_BASECOLOR, baseColor);
			GLSL_SetUniformVec4(sp, UNIFORM_VERTCOLOR, vertColor);
		}

		if (pStage->rgbGen == CGEN_LIGHTING_DIFFUSE)
		{
			vec4_t vec;

			VectorScale(backEnd.currentEntity->ambientLight, 1.0f / 255.0f, vec);
			GLSL_SetUniformVec3(sp, UNIFORM_AMBIENTLIGHT, vec);

			VectorScale(backEnd.currentEntity->directedLight, 1.0f / 255.0f, vec);
			GLSL_SetUniformVec3(sp, UNIFORM_DIRECTEDLIGHT, vec);
			
			VectorCopy(backEnd.currentEntity->lightDir, vec);
			vec[3] = 0.0f;
			GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, vec);
			GLSL_SetUniformVec3(sp, UNIFORM_MODELLIGHTDIR, backEnd.currentEntity->modelLightDir);

			GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, 0.0f);
		}

		if (pStage->alphaGen == AGEN_PORTAL)
		{
			GLSL_SetUniformFloat(sp, UNIFORM_PORTALRANGE, tess.shader->portalRange);
		}

		GLSL_SetUniformInt(sp, UNIFORM_COLORGEN, pStage->rgbGen);
		GLSL_SetUniformInt(sp, UNIFORM_ALPHAGEN, pStage->alphaGen);

		if ( input->fogNum )
		{
			vec4_t fogColorMask;

			ComputeFogColorMask(pStage, fogColorMask);

			GLSL_SetUniformVec4(sp, UNIFORM_FOGCOLORMASK, fogColorMask);
		}

		ComputeTexMods( pStage, TB_DIFFUSEMAP, texMatrix, texOffTurb );
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXMATRIX, texMatrix);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXOFFTURB, texOffTurb);

		GLSL_SetUniformInt(sp, UNIFORM_TCGEN0, pStage->bundle[0].tcGen);
		if (pStage->bundle[0].tcGen == TCGEN_VECTOR)
		{
			vec3_t vec;

			VectorCopy(pStage->bundle[0].tcGenVectors[0], vec);
			GLSL_SetUniformVec3(sp, UNIFORM_TCGEN0VECTOR0, vec);
			VectorCopy(pStage->bundle[0].tcGenVectors[1], vec);
			GLSL_SetUniformVec3(sp, UNIFORM_TCGEN0VECTOR1, vec);
		}

		GLSL_SetUniformMat4(sp, UNIFORM_MODELMATRIX, backEnd.or.transformMatrix);

		GLSL_SetUniformVec4(sp, UNIFORM_NORMALSCALE, pStage->normalScale);
		GLSL_SetUniformVec4(sp, UNIFORM_SPECULARSCALE, pStage->specularScale);

		//GLSL_SetUniformFloat(sp, UNIFORM_MAPLIGHTSCALE, backEnd.refdef.mapLightScale);

		//
		// do multitexture
		//
		if ( backEnd.depthFill )
		{
			if (!(pStage->stateBits & GLS_ATEST_BITS))
				GL_BindToTMU( tr.whiteImage, 0 );
			else if ( pStage->bundle[TB_COLORMAP].image[0] != 0 )
				R_BindAnimatedImageToTMU( &pStage->bundle[TB_COLORMAP], TB_COLORMAP );
		}
		else if ( pStage->glslShaderGroup == tr.lightallShader )
		{
			int i;
			vec4_t enableTextures;

			if (r_sunlightMode->integer && (backEnd.viewParms.flags & VPF_USESUNLIGHT) && (pStage->glslShaderIndex & LIGHTDEF_LIGHTTYPE_MASK))
			{
				GL_BindToTMU(tr.screenShadowImage, TB_SHADOWMAP);
				GLSL_SetUniformVec3(sp, UNIFORM_PRIMARYLIGHTAMBIENT, backEnd.refdef.sunAmbCol);
				GLSL_SetUniformVec3(sp, UNIFORM_PRIMARYLIGHTCOLOR,   backEnd.refdef.sunCol);
				GLSL_SetUniformVec4(sp, UNIFORM_PRIMARYLIGHTORIGIN,  backEnd.refdef.sunDir);
			}

			VectorSet4(enableTextures, 0, 0, 0, 0);
			if ((r_lightmap->integer == 1 || r_lightmap->integer == 2) && pStage->bundle[TB_LIGHTMAP].image[0])
			{
				for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
				{
					if (i == TB_LIGHTMAP)
						R_BindAnimatedImageToTMU( &pStage->bundle[TB_LIGHTMAP], i);
					else
						GL_BindToTMU( tr.whiteImage, i );
				}
			}
			else if (r_lightmap->integer == 3 && pStage->bundle[TB_DELUXEMAP].image[0])
			{
				for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
				{
					if (i == TB_LIGHTMAP)
						R_BindAnimatedImageToTMU( &pStage->bundle[TB_DELUXEMAP], i);
					else
						GL_BindToTMU( tr.whiteImage, i );
				}
			}
			else
			{
				qboolean light = (pStage->glslShaderIndex & LIGHTDEF_LIGHTTYPE_MASK) != 0;
				qboolean fastLight = !(r_normalMapping->integer || r_specularMapping->integer);

				if (pStage->bundle[TB_DIFFUSEMAP].image[0])
					R_BindAnimatedImageToTMU( &pStage->bundle[TB_DIFFUSEMAP], TB_DIFFUSEMAP);

				if (pStage->bundle[TB_LIGHTMAP].image[0])
					R_BindAnimatedImageToTMU( &pStage->bundle[TB_LIGHTMAP], TB_LIGHTMAP);

				// bind textures that are sampled and used in the glsl shader, and
				// bind whiteImage to textures that are sampled but zeroed in the glsl shader
				//
				// alternatives:
				//  - use the last bound texture
				//     -> costs more to sample a higher res texture then throw out the result
				//  - disable texture sampling in glsl shader with #ifdefs, as before
				//     -> increases the number of shaders that must be compiled
				//
				if (light && !fastLight)
				{
					if (pStage->bundle[TB_NORMALMAP].image[0])
					{
						R_BindAnimatedImageToTMU( &pStage->bundle[TB_NORMALMAP], TB_NORMALMAP);
						enableTextures[0] = 1.0f;
					}
					else if (r_normalMapping->integer)
						GL_BindToTMU( tr.whiteImage, TB_NORMALMAP );

					if (pStage->bundle[TB_DELUXEMAP].image[0])
					{
						R_BindAnimatedImageToTMU( &pStage->bundle[TB_DELUXEMAP], TB_DELUXEMAP);
						enableTextures[1] = 1.0f;
					}
					else if (r_deluxeMapping->integer)
						GL_BindToTMU( tr.whiteImage, TB_DELUXEMAP );

					if (pStage->bundle[TB_SPECULARMAP].image[0])
					{
						R_BindAnimatedImageToTMU( &pStage->bundle[TB_SPECULARMAP], TB_SPECULARMAP);
						enableTextures[2] = 1.0f;
					}
					else if (r_specularMapping->integer)
						GL_BindToTMU( tr.whiteImage, TB_SPECULARMAP );
				}

				enableTextures[3] = (r_cubeMapping->integer && !(tr.viewParms.flags & VPF_NOCUBEMAPS) && input->cubemapIndex) ? 1.0f : 0.0f;
			}

			GLSL_SetUniformVec4(sp, UNIFORM_ENABLETEXTURES, enableTextures);
		}
		else if ( pStage->bundle[1].image[0] != 0 )
		{
			R_BindAnimatedImageToTMU( &pStage->bundle[0], 0 );
			R_BindAnimatedImageToTMU( &pStage->bundle[1], 1 );
		}
		else 
		{
			//
			// set state
			//
			R_BindAnimatedImageToTMU( &pStage->bundle[0], 0 );
		}

		//
		// testing cube map
		//
		if (!(tr.viewParms.flags & VPF_NOCUBEMAPS) && input->cubemapIndex && r_cubeMapping->integer)
		{
			vec4_t vec;

			GL_BindToTMU( tr.cubemaps[input->cubemapIndex - 1], TB_CUBEMAP);

			vec[0] = tr.cubemapOrigins[input->cubemapIndex - 1][0] - backEnd.viewParms.or.origin[0];
			vec[1] = tr.cubemapOrigins[input->cubemapIndex - 1][1] - backEnd.viewParms.or.origin[1];
			vec[2] = tr.cubemapOrigins[input->cubemapIndex - 1][2] - backEnd.viewParms.or.origin[2];
			vec[3] = 1.0f;

			VectorScale4(vec, 1.0f / 1000.0f, vec);

			GLSL_SetUniformVec4(sp, UNIFORM_CUBEMAPINFO, vec);
		}

		//
		// draw
		//
		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVao(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVao(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}

		// allow skipping out to show just lightmaps during development
		if ( r_lightmap->integer && ( pStage->bundle[0].isLightmap || pStage->bundle[1].isLightmap ) )
		{
			break;
		}

		if (backEnd.depthFill)
			break;
	}
}
Esempio n. 17
0
static void ForwardDlight( void ) {
	int		l;
	//vec3_t	origin;
	//float	scale;
	float	radius;

	int deformGen;
	vec5_t deformParams;
	
	vec4_t fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float eyeT = 0;

	shaderCommands_t *input = &tess;
	shaderStage_t *pStage = tess.xstages[0];

	if ( !backEnd.refdef.num_dlights ) {
		return;
	}
	
	ComputeDeformValues(&deformGen, deformParams);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT);

	for ( l = 0 ; l < backEnd.refdef.num_dlights ; l++ ) {
		dlight_t	*dl;
		shaderProgram_t *sp;
		vec4_t vector;
		matrix_t matrix;

		if ( !( tess.dlightBits & ( 1 << l ) ) ) {
			continue;	// this surface definately doesn't have any of this light
		}

		dl = &backEnd.refdef.dlights[l];
		//VectorCopy( dl->transformed, origin );
		radius = dl->radius;
		//scale = 1.0f / radius;

		//if (pStage->glslShaderGroup == tr.lightallShader)
		{
			int index = pStage->glslShaderIndex;

			index &= ~(LIGHTDEF_LIGHTTYPE_MASK | LIGHTDEF_USE_DELUXEMAP);
			index |= LIGHTDEF_USE_LIGHT_VECTOR;

			sp = &tr.lightallShader[index];
		}

		backEnd.pc.c_lightallDraws++;

		GLSL_BindProgram(sp);

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		GLSL_SetUniformVec3(sp, UNIFORM_VIEWORIGIN, backEnd.viewParms.or.origin);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);

		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		if ( input->fogNum ) {
			vec4_t fogColorMask;

			GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
			GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);

			ComputeFogColorMask(pStage, fogColorMask);

			GLSL_SetUniformVec4(sp, UNIFORM_FOGCOLORMASK, fogColorMask);
		}

		{
			vec4_t baseColor;
			vec4_t vertColor;

			ComputeShaderColors(pStage, baseColor, vertColor);

			GLSL_SetUniformVec4(sp, UNIFORM_BASECOLOR, baseColor);
			GLSL_SetUniformVec4(sp, UNIFORM_VERTCOLOR, vertColor);
		}

		if (pStage->alphaGen == AGEN_PORTAL)
		{
			GLSL_SetUniformFloat(sp, UNIFORM_PORTALRANGE, tess.shader->portalRange);
		}

		GLSL_SetUniformInt(sp, UNIFORM_COLORGEN, pStage->rgbGen);
		GLSL_SetUniformInt(sp, UNIFORM_ALPHAGEN, pStage->alphaGen);

		GLSL_SetUniformVec3(sp, UNIFORM_DIRECTEDLIGHT, dl->color);

		VectorSet(vector, 0, 0, 0);
		GLSL_SetUniformVec3(sp, UNIFORM_AMBIENTLIGHT, vector);

		VectorCopy(dl->origin, vector);
		vector[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, vector);

		GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, radius);

		GLSL_SetUniformVec2(sp, UNIFORM_MATERIALINFO, pStage->materialInfo);
		
		// include GLS_DEPTHFUNC_EQUAL so alpha tested surfaces don't add light
		// where they aren't rendered
		GL_State( GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL );

		GLSL_SetUniformMatrix16(sp, UNIFORM_MODELMATRIX, backEnd.or.transformMatrix);

		if (pStage->bundle[TB_DIFFUSEMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_DIFFUSEMAP], TB_DIFFUSEMAP);

		if (pStage->bundle[TB_NORMALMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_NORMALMAP], TB_NORMALMAP);

		if (pStage->bundle[TB_SPECULARMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_SPECULARMAP], TB_SPECULARMAP);

		if (r_dlightMode->integer >= 2)
		{
			GL_SelectTexture(TB_SHADOWMAP);
			GL_BindCubemap(tr.shadowCubemaps[l]);
			GL_SelectTexture(0);
		}

		ComputeTexMatrix( pStage, TB_DIFFUSEMAP, matrix );
		
		VectorSet4(vector, matrix[0], matrix[1], matrix[4], matrix[5]);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXMATRIX, vector);

		VectorSet4(vector, matrix[8], matrix[9], matrix[12], matrix[13]);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXOFFTURB, vector);

		GLSL_SetUniformInt(sp, UNIFORM_TCGEN0, pStage->bundle[0].tcGen);

		//
		// draw
		//

		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVBO(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVBO(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}

		backEnd.pc.c_totalIndexes += tess.numIndexes;
		backEnd.pc.c_dlightIndexes += tess.numIndexes;
	}
}
Esempio n. 18
0
static void ForwardDlight( void ) {
	int		l;
	//vec3_t	origin;
	//float	scale;
	float	radius;

	int deformGen;
	vec5_t deformParams;
	
	vec4_t fogDistanceVector, fogDepthVector = {0, 0, 0, 0};
	float eyeT = 0;

	shaderCommands_t *input = &tess;
	shaderStage_t *pStage = tess.xstages[0];

	if ( !backEnd.refdef.num_dlights ) {
		return;
	}
	
	ComputeDeformValues(&deformGen, deformParams);

	ComputeFogValues(fogDistanceVector, fogDepthVector, &eyeT);

	for ( l = 0 ; l < backEnd.refdef.num_dlights ; l++ ) {
		dlight_t	*dl;
		shaderProgram_t *sp;
		vec4_t vector;
		vec4_t texMatrix;
		vec4_t texOffTurb;

		if ( !( tess.dlightBits & ( 1 << l ) ) ) {
			continue;	// this surface definately doesn't have any of this light
		}

		dl = &backEnd.refdef.dlights[l];
		//VectorCopy( dl->transformed, origin );
		radius = dl->radius;
		//scale = 1.0f / radius;

		//if (pStage->glslShaderGroup == tr.lightallShader)
		{
			int index = pStage->glslShaderIndex;

			index &= ~LIGHTDEF_LIGHTTYPE_MASK;
			index |= LIGHTDEF_USE_LIGHT_VECTOR;

			sp = &tr.lightallShader[index];
		}

		backEnd.pc.c_lightallDraws++;

		GLSL_BindProgram(sp);

		GLSL_SetUniformMat4(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		GLSL_SetUniformVec3(sp, UNIFORM_VIEWORIGIN, backEnd.viewParms.or.origin);
		GLSL_SetUniformVec3(sp, UNIFORM_LOCALVIEWORIGIN, backEnd.or.viewOrigin);

		GLSL_SetUniformFloat(sp, UNIFORM_VERTEXLERP, glState.vertexAttribsInterpolation);

		GLSL_SetUniformInt(sp, UNIFORM_DEFORMGEN, deformGen);
		if (deformGen != DGEN_NONE)
		{
			GLSL_SetUniformFloat5(sp, UNIFORM_DEFORMPARAMS, deformParams);
			GLSL_SetUniformFloat(sp, UNIFORM_TIME, tess.shaderTime);
		}

		if ( input->fogNum ) {
			vec4_t fogColorMask;

			GLSL_SetUniformVec4(sp, UNIFORM_FOGDISTANCE, fogDistanceVector);
			GLSL_SetUniformVec4(sp, UNIFORM_FOGDEPTH, fogDepthVector);
			GLSL_SetUniformFloat(sp, UNIFORM_FOGEYET, eyeT);

			ComputeFogColorMask(pStage, fogColorMask);

			GLSL_SetUniformVec4(sp, UNIFORM_FOGCOLORMASK, fogColorMask);
		}

		{
			vec4_t baseColor;
			vec4_t vertColor;

			ComputeShaderColors(pStage, baseColor, vertColor, GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE);

			GLSL_SetUniformVec4(sp, UNIFORM_BASECOLOR, baseColor);
			GLSL_SetUniformVec4(sp, UNIFORM_VERTCOLOR, vertColor);
		}

		if (pStage->alphaGen == AGEN_PORTAL)
		{
			GLSL_SetUniformFloat(sp, UNIFORM_PORTALRANGE, tess.shader->portalRange);
		}

		GLSL_SetUniformInt(sp, UNIFORM_COLORGEN, pStage->rgbGen);
		GLSL_SetUniformInt(sp, UNIFORM_ALPHAGEN, pStage->alphaGen);

		GLSL_SetUniformVec3(sp, UNIFORM_DIRECTEDLIGHT, dl->color);

		VectorSet(vector, 0, 0, 0);
		GLSL_SetUniformVec3(sp, UNIFORM_AMBIENTLIGHT, vector);

		VectorCopy(dl->origin, vector);
		vector[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_LIGHTORIGIN, vector);

		GLSL_SetUniformFloat(sp, UNIFORM_LIGHTRADIUS, radius);

		GLSL_SetUniformVec4(sp, UNIFORM_NORMALSCALE, pStage->normalScale);
		GLSL_SetUniformVec4(sp, UNIFORM_SPECULARSCALE, pStage->specularScale);
		
		// include GLS_DEPTHFUNC_EQUAL so alpha tested surfaces don't add light
		// where they aren't rendered
		GL_State( GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE | GLS_DEPTHFUNC_EQUAL );

		GLSL_SetUniformMat4(sp, UNIFORM_MODELMATRIX, backEnd.or.transformMatrix);

		if (pStage->bundle[TB_DIFFUSEMAP].image[0])
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_DIFFUSEMAP], TB_DIFFUSEMAP);

		// bind textures that are sampled and used in the glsl shader, and
		// bind whiteImage to textures that are sampled but zeroed in the glsl shader
		//
		// alternatives:
		//  - use the last bound texture
		//     -> costs more to sample a higher res texture then throw out the result
		//  - disable texture sampling in glsl shader with #ifdefs, as before
		//     -> increases the number of shaders that must be compiled
		//

		if (pStage->bundle[TB_NORMALMAP].image[0])
		{
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_NORMALMAP], TB_NORMALMAP);
		}
		else if (r_normalMapping->integer)
			GL_BindToTMU( tr.whiteImage, TB_NORMALMAP );

		if (pStage->bundle[TB_SPECULARMAP].image[0])
		{
			R_BindAnimatedImageToTMU( &pStage->bundle[TB_SPECULARMAP], TB_SPECULARMAP);
		}
		else if (r_specularMapping->integer)
			GL_BindToTMU( tr.whiteImage, TB_SPECULARMAP );

		{
			vec4_t enableTextures;

			VectorSet4(enableTextures, 0.0f, 0.0f, 0.0f, 0.0f);
			GLSL_SetUniformVec4(sp, UNIFORM_ENABLETEXTURES, enableTextures);
		}

		if (r_dlightMode->integer >= 2)
		{
			GL_SelectTexture(TB_SHADOWMAP);
			GL_Bind(tr.shadowCubemaps[l]);
			GL_SelectTexture(0);
		}

		ComputeTexMods( pStage, TB_DIFFUSEMAP, texMatrix, texOffTurb );
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXMATRIX, texMatrix);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXOFFTURB, texOffTurb);

		GLSL_SetUniformInt(sp, UNIFORM_TCGEN0, pStage->bundle[0].tcGen);

		//
		// draw
		//

		if (input->multiDrawPrimitives)
		{
			R_DrawMultiElementsVao(input->multiDrawPrimitives, input->multiDrawMinIndex, input->multiDrawMaxIndex, input->multiDrawNumIndexes, input->multiDrawFirstIndex);
		}
		else
		{
			R_DrawElementsVao(input->numIndexes, input->firstIndex, input->minIndex, input->maxIndex);
		}

		backEnd.pc.c_totalIndexes += tess.numIndexes;
		backEnd.pc.c_dlightIndexes += tess.numIndexes;
		backEnd.pc.c_dlightVertexes += tess.numVertexes;
	}
}
Esempio n. 19
0
/*
 * RE_StretchRaw
 *
 * FIXME: not exactly backend
 * Stretches a raw 32 bit power of 2 bitmap image over the given screen rectangle.
 * Used for cinematics.
 */
void
RE_StretchRaw(int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qbool dirty)
{
	int i, j;
	int start, end;
	shaderProgram_t *sp = &tr.textureColorShader;
	Vec4 color;

	if(!tr.registered){
		return;
	}
	R_SyncRenderThread();

	/* we definately want to sync every frame for the cinematics */
	qglFinish();

	start = 0;
	if(r_speeds->integer){
		start = ri.Milliseconds();
	}

	/* make sure rows and cols are powers of 2 */
	for(i = 0; (1 << i) < cols; i++){
	}
	for(j = 0; (1 << j) < rows; j++){
	}
	if((1 << i) != cols || (1 << j) != rows){
		ri.Error (ERR_DROP, "Draw_StretchRaw: size not a power of 2: %i by %i", cols, rows);
	}

	GL_Bind(tr.scratchImage[client]);

	/* if the scratchImage isn't in the format we want, specify it as a new texture */
	if(cols != tr.scratchImage[client]->width || rows != tr.scratchImage[client]->height){
		tr.scratchImage[client]->width	= tr.scratchImage[client]->uploadWidth = cols;
		tr.scratchImage[client]->height = tr.scratchImage[client]->uploadHeight = rows;
		qglTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8, cols, rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
		qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
		qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
		qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
	}else{
		if(dirty){
			/* otherwise, just subimage upload it so that drivers can tell we are going to be changing
			 * it and don't try and do a texture compression */
			qglTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, cols, rows, GL_RGBA, GL_UNSIGNED_BYTE, data);
		}
	}

	if(r_speeds->integer){
		end = ri.Milliseconds();
		ri.Printf(PRINT_ALL, "qglTexSubImage2D %i, %i: %i msec\n", cols, rows, end - start);
	}

	/* FIXME: HUGE hack */
	if(glRefConfig.framebufferObject && !glState.currentFBO){
		if(backEnd.framePostProcessed){
			FBO_Bind(tr.screenScratchFbo);
		}else{
			FBO_Bind(tr.renderFbo);
		}
	}

	RB_SetGL2D();

	tess.numIndexes = 0;
	tess.numVertexes = 0;
	tess.firstIndex = 0;

	tess.xyz[tess.numVertexes][0]	= x;
	tess.xyz[tess.numVertexes][1]	= y;
	tess.xyz[tess.numVertexes][2]	= 0;
	tess.xyz[tess.numVertexes][3]	= 1;
	tess.texCoords[tess.numVertexes][0][0]	= 0.5f / cols;
	tess.texCoords[tess.numVertexes][0][1]	= 0.5f / rows;
	tess.texCoords[tess.numVertexes][0][2]	= 0;
	tess.texCoords[tess.numVertexes][0][3]	= 1;
	tess.numVertexes++;

	tess.xyz[tess.numVertexes][0]	= x + w;
	tess.xyz[tess.numVertexes][1]	= y;
	tess.xyz[tess.numVertexes][2]	= 0;
	tess.xyz[tess.numVertexes][3]	= 1;
	tess.texCoords[tess.numVertexes][0][0]	= (cols - 0.5f) / cols;
	tess.texCoords[tess.numVertexes][0][1]	= 0.5f / rows;
	tess.texCoords[tess.numVertexes][0][2]	= 0;
	tess.texCoords[tess.numVertexes][0][3]	= 1;
	tess.numVertexes++;

	tess.xyz[tess.numVertexes][0]	= x + w;
	tess.xyz[tess.numVertexes][1]	= y + h;
	tess.xyz[tess.numVertexes][2]	= 0;
	tess.xyz[tess.numVertexes][3]	= 1;
	tess.texCoords[tess.numVertexes][0][0]	= (cols - 0.5f) / cols;
	tess.texCoords[tess.numVertexes][0][1]	= (rows - 0.5f) / rows;
	tess.texCoords[tess.numVertexes][0][2]	= 0;
	tess.texCoords[tess.numVertexes][0][3]	= 1;
	tess.numVertexes++;

	tess.xyz[tess.numVertexes][0]	= x;
	tess.xyz[tess.numVertexes][1]	= y + h;
	tess.xyz[tess.numVertexes][2]	= 0;
	tess.xyz[tess.numVertexes][3]	= 1;
	tess.texCoords[tess.numVertexes][0][0]	= 0.5f / cols;
	tess.texCoords[tess.numVertexes][0][1]	= (rows - 0.5f) / rows;
	tess.texCoords[tess.numVertexes][0][2]	= 0;
	tess.texCoords[tess.numVertexes][0][3]	= 1;
	tess.numVertexes++;

	tess.indexes[tess.numIndexes++] = 0;
	tess.indexes[tess.numIndexes++] = 1;
	tess.indexes[tess.numIndexes++] = 2;
	tess.indexes[tess.numIndexes++] = 0;
	tess.indexes[tess.numIndexes++] = 2;
	tess.indexes[tess.numIndexes++] = 3;

	/* FIXME: A lot of this can probably be removed for speed, and refactored into a more convenient function */
	RB_UpdateVBOs(ATTR_POSITION | ATTR_TEXCOORD);

	sp = &tr.textureColorShader;

	GLSL_VertexAttribsState(ATTR_POSITION | ATTR_TEXCOORD);

	GLSL_BindProgram(sp);

	GLSL_SetUniformMatrix16(sp, TEXTURECOLOR_UNIFORM_MODELVIEWPROJECTIONMATRIX,
		glState.modelviewProjection);
	setv34(color, 1, 1, 1, 1);
	GLSL_SetUniformVec4(sp, TEXTURECOLOR_UNIFORM_COLOR, color);

	qglDrawElements(GL_TRIANGLES, tess.numIndexes, GL_INDEX_TYPE, BUFFER_OFFSET(0));

	/* R_BindNullVBO();
	 * R_BindNullIBO(); */

	tess.numIndexes = 0;
	tess.numVertexes = 0;
	tess.firstIndex = 0;
}
Esempio n. 20
0
static void DrawSkySideInner( struct image_s *image, const int mins[2], const int maxs[2] )
{
	int s, t;
	int firstVertex = tess.numVertexes;
	//int firstIndex = tess.numIndexes;
	int minIndex = tess.minIndex;
	int maxIndex = tess.maxIndex;
	vec4_t color;

	//tess.numVertexes = 0;
	//tess.numIndexes = 0;
	tess.firstIndex = tess.numIndexes;
	
	GL_Bind( image );
	GL_Cull( CT_TWO_SIDED );

	for ( t = mins[1]+HALF_SKY_SUBDIVISIONS; t <= maxs[1]+HALF_SKY_SUBDIVISIONS; t++ )
	{
		for ( s = mins[0]+HALF_SKY_SUBDIVISIONS; s <= maxs[0]+HALF_SKY_SUBDIVISIONS; s++ )
		{
			tess.xyz[tess.numVertexes][0] = s_skyPoints[t][s][0];
			tess.xyz[tess.numVertexes][1] = s_skyPoints[t][s][1];
			tess.xyz[tess.numVertexes][2] = s_skyPoints[t][s][2];
			tess.xyz[tess.numVertexes][3] = 1.0;

			tess.texCoords[tess.numVertexes][0][0] = s_skyTexCoords[t][s][0];
			tess.texCoords[tess.numVertexes][0][1] = s_skyTexCoords[t][s][1];

			tess.numVertexes++;

			if(tess.numVertexes >= SHADER_MAX_VERTEXES)
			{
				ri.Error(ERR_DROP, "SHADER_MAX_VERTEXES hit in DrawSkySideVBO()\n");
			}
		}
	}

	for ( t = 0; t < maxs[1] - mins[1]; t++ )
	{
		for ( s = 0; s < maxs[0] - mins[0]; s++ )
		{
			if (tess.numIndexes + 6 >= SHADER_MAX_INDEXES)
			{
				ri.Error(ERR_DROP, "SHADER_MAX_INDEXES hit in DrawSkySideVBO()\n");
			}

			tess.indexes[tess.numIndexes++] =  s +       t      * (maxs[0] - mins[0] + 1) + firstVertex;
			tess.indexes[tess.numIndexes++] =  s +      (t + 1) * (maxs[0] - mins[0] + 1) + firstVertex;
			tess.indexes[tess.numIndexes++] = (s + 1) +  t      * (maxs[0] - mins[0] + 1) + firstVertex;

			tess.indexes[tess.numIndexes++] = (s + 1) +  t      * (maxs[0] - mins[0] + 1) + firstVertex;
			tess.indexes[tess.numIndexes++] =  s +      (t + 1) * (maxs[0] - mins[0] + 1) + firstVertex;
			tess.indexes[tess.numIndexes++] = (s + 1) + (t + 1) * (maxs[0] - mins[0] + 1) + firstVertex;
		}
	}

	tess.minIndex = firstVertex;
	tess.maxIndex = tess.numVertexes;

	// FIXME: A lot of this can probably be removed for speed, and refactored into a more convenient function
	RB_UpdateTessVao(ATTR_POSITION | ATTR_TEXCOORD);
/*
	{
		shaderProgram_t *sp = &tr.textureColorShader;

		GLSL_BindProgram(sp);
		
		GLSL_SetUniformMat4(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		
		color[0] = 
		color[1] = 
		color[2] = tr.identityLight;
		color[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_COLOR, color);
	}
*/
	{
		shaderProgram_t *sp = &tr.lightallShader[0];
		vec4_t vector;

		GLSL_BindProgram(sp);
		
		GLSL_SetUniformMat4(sp, UNIFORM_MODELVIEWPROJECTIONMATRIX, glState.modelviewProjection);
		
		color[0] = 
		color[1] = 
		color[2] = backEnd.refdef.colorScale;
		color[3] = 1.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_BASECOLOR, color);

		color[0] = 
		color[1] = 
		color[2] = 
		color[3] = 0.0f;
		GLSL_SetUniformVec4(sp, UNIFORM_VERTCOLOR, color);

		VectorSet4(vector, 1.0, 0.0, 0.0, 1.0);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXMATRIX, vector);

		VectorSet4(vector, 0.0, 0.0, 0.0, 0.0);
		GLSL_SetUniformVec4(sp, UNIFORM_DIFFUSETEXOFFTURB, vector);
	}

	R_DrawElementsVao(tess.numIndexes - tess.firstIndex, tess.firstIndex, tess.minIndex, tess.maxIndex);

	//qglDrawElements(GL_TRIANGLES, tess.numIndexes - tess.firstIndex, GL_INDEX_TYPE, BUFFER_OFFSET(tess.firstIndex * sizeof(glIndex_t)));
	
	//R_BindNullVBO();
	//R_BindNullIBO();

	tess.numIndexes = tess.firstIndex;
	tess.numVertexes = firstVertex;
	tess.firstIndex = 0;
	tess.minIndex = minIndex;
	tess.maxIndex = maxIndex;
}