コード例 #1
0
/*!****************************************************************************
 @Function		LoadTextures
 @Output		pErrorStr		A string describing the error on failure
 @Return		bool			true if no error occured
 @Description	Loads the textures required for this training course
******************************************************************************/
bool OGLESVase::LoadTextures(CPVRTString* const pErrorStr)
{
	if(PVRTTextureLoadFromPVR(c_szBackgroundTexFile, &m_uiBackTex) != PVR_SUCCESS)
	{
		*pErrorStr = CPVRTString("ERROR: Failed to load texture ") + c_szBackgroundTexFile;
		return false;
	}

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	if(PVRTTextureLoadFromPVR(c_szFloraTexFile, &m_uiFloraTex) != PVR_SUCCESS)
	{
		*pErrorStr = CPVRTString("ERROR: Failed to load texture ") + c_szFloraTexFile;
		return false;
	}

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	if(PVRTTextureLoadFromPVR(c_szReflectionTexFile, &m_uiReflectTex) != PVR_SUCCESS)
	{
		*pErrorStr = CPVRTString("ERROR: Failed to load texture ") + c_szReflectionTexFile;
		return false;
	}

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	return true;
}
コード例 #2
0
/*!****************************************************************************
 @Function		SetMaterial
 @Description	Set the material and the texture if they are not null.
******************************************************************************/
void OGLESFur::SetMaterial(const SMaterial * const pMat, const int i32Tex)
{
	if(pMat)
	{
		myglMaterialv(GL_FRONT_AND_BACK, GL_DIFFUSE,  &pMat->pvDiffuse->x);
		myglMaterialv(GL_FRONT_AND_BACK, GL_AMBIENT,  &pMat->pvAmbient->x);
		myglMaterialv(GL_FRONT_AND_BACK, GL_SPECULAR, &pMat->pvSpecular->x);
		myglMaterial(GL_FRONT_AND_BACK, GL_SHININESS, pMat->fShininess);
	}

	if(i32Tex) 
	{
		glEnable(GL_TEXTURE_2D);
		glBindTexture(GL_TEXTURE_2D, i32Tex);
		myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
		myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
	}
	else 
	{
		glDisable(GL_TEXTURE_2D);
	}
}
コード例 #3
0
/*!****************************************************************************
 @Function		InitView
 @Return		bool		true if no error occured
 @Description	Code in InitView() will be called by PVRShell upon
				initialization or after a change in the rendering context.
				Used to initialize variables that are dependant on the rendering
				context (e.g. textures, vertex buffers, etc.)
******************************************************************************/
bool OGLESParticles::InitView()
{
	PVRTMat4		mProjection;
	SPVRTContext	sContext;

	bool bRotate = PVRShellGet(prefIsRotated) && PVRShellGet(prefFullScreen);

	// Initialize Print3D textures
	if(m_Print3D.SetTextures(&sContext, PVRShellGet(prefWidth), PVRShellGet(prefHeight), bRotate) != PVR_SUCCESS)
	{
		PVRShellSet(prefExitMessage, "ERROR: Cannot initialise Print3D.\n");
		return false;
	}

	// Initialize Extensions
	m_Extensions.LoadExtensions();

	//	Load textures.
	if(PVRTTextureLoadFromPVR(c_szLightTexFile, &m_ui32TexName) != PVR_SUCCESS)
	{
		PVRShellSet(prefExitMessage, "ERROR: Cannot load light texture.\n");
		return false;
	}

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	if(PVRTTextureLoadFromPVR(c_szFloorTexFile, &m_ui32FloorTexName) != PVR_SUCCESS)
	{
		PVRShellSet(prefExitMessage, "ERROR: Cannot load floor texture.\n");
		return false;
	}

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();

	if(bRotate)
		myglRotate(f2vt(90), f2vt(0), f2vt(0), f2vt(1));

	// Creates the projection matrix.
	mProjection = PVRTMat4::PerspectiveFovRH(f2vt(45.0f*(PVRT_PIf/180.0f)), f2vt((float)PVRShellGet(prefWidth)/(float)PVRShellGet(prefHeight)), f2vt(10.0f), f2vt(1200.0f), PVRTMat4::OGL);
	
	myglMultMatrix(mProjection.f);

	//	Calculates the attenuation coefficient for the points drawn.
	double H = bRotate ? PVRShellGet(prefWidth) : PVRShellGet(prefHeight);
	double h = 2.0 / mProjection.f[5];
	double D0 = sqrt(2.0) * H / h;
	double k = 1.0/(1.0 + 2.0 * (1 / mProjection.f[5]) * (1 / mProjection.f[5]));
	
	m_fPointAttenuationCoef = (float)(1.0 / (D0 * D0) * k);

	//	Creates the model view matrix.
	m_mView = PVRTMat4::LookAtRH(m_fFrom, m_fTo, g_fUp);

	glMatrixMode(GL_MODELVIEW);
	myglLoadMatrix(m_mView.f);

	/*
		Pre-Set TexCoords since they never change.
		Pre-Set the Index Buffer.
	*/

	for(unsigned int i = 0; i < g_ui32MaxParticles; ++i)
	{
		m_sParticleVTXBuf[i*4+0].u = 0;
		m_sParticleVTXBuf[i*4+0].v = 0;

		m_sParticleVTXBuf[i*4+1].u = 1;
		m_sParticleVTXBuf[i*4+1].v = 0;

		m_sParticleVTXBuf[i*4+2].u = 0;
		m_sParticleVTXBuf[i*4+2].v = 1;

		m_sParticleVTXBuf[i*4+3].u = 1;
		m_sParticleVTXBuf[i*4+3].v = 1;

		m_ui16ParticleINDXBuf[i*6+0] = (i*4) + 0;
		m_ui16ParticleINDXBuf[i*6+1] = (i*4) + 1;
		m_ui16ParticleINDXBuf[i*6+2] = (i*4) + 2;
		m_ui16ParticleINDXBuf[i*6+3] = (i*4) + 2;
		m_ui16ParticleINDXBuf[i*6+4] = (i*4) + 1;
		m_ui16ParticleINDXBuf[i*6+5] = (i*4) + 3;
	}


	//	Create vertex buffers.
	glGenBuffers(1, &m_i32VertVboID);
	glGenBuffers(1, &m_i32ColAVboID);
	glGenBuffers(1, &m_i32ColBVboID);
	glGenBuffers(1, &m_i32QuadVboID);

	//	Preset the floor uvs and vertices as they never change.
	PVRTVec3 pos(0, 0, 0);

	float szby2 = 100;

	m_sQuadVTXBuf[0].x = m_fFloorQuadVerts[0]  = pos.x - f2vt(szby2);
	m_sQuadVTXBuf[0].y = m_fFloorQuadVerts[1]  = pos.y;
	m_sQuadVTXBuf[0].z = m_fFloorQuadVerts[2]  = pos.z - f2vt(szby2);

	m_sQuadVTXBuf[1].x = m_fFloorQuadVerts[3]  = pos.x + f2vt(szby2);
	m_sQuadVTXBuf[1].y = m_fFloorQuadVerts[4]  = pos.y;
	m_sQuadVTXBuf[1].z = m_fFloorQuadVerts[5]  = pos.z - f2vt(szby2);

	m_sQuadVTXBuf[2].x = m_fFloorQuadVerts[6]  = pos.x - f2vt(szby2);
	m_sQuadVTXBuf[2].y = m_fFloorQuadVerts[7]  = pos.y;
	m_sQuadVTXBuf[2].z = m_fFloorQuadVerts[8]  = pos.z + f2vt(szby2);

	m_sQuadVTXBuf[3].x = m_fFloorQuadVerts[9]  = pos.x + f2vt(szby2);
	m_sQuadVTXBuf[3].y = m_fFloorQuadVerts[10] = pos.y;
	m_sQuadVTXBuf[3].z = m_fFloorQuadVerts[11] = pos.z + f2vt(szby2);

	m_fFloorQuadUVs[0] = f2vt(0);
	m_fFloorQuadUVs[1] = f2vt(0);
	m_sQuadVTXBuf[0].u = 0;
	m_sQuadVTXBuf[0].v = 0;

	m_fFloorQuadUVs[2] = f2vt(1);
	m_fFloorQuadUVs[3] = f2vt(0);
	m_sQuadVTXBuf[1].u = 255;
	m_sQuadVTXBuf[1].v = 0;

	m_fFloorQuadUVs[4] = f2vt(0);
	m_fFloorQuadUVs[5] = f2vt(1);
	m_sQuadVTXBuf[2].u = 0;
	m_sQuadVTXBuf[2].v = 255;

	m_fFloorQuadUVs[6] = f2vt(1);
	m_fFloorQuadUVs[7] = f2vt(1);
	m_sQuadVTXBuf[3].u = 255;
	m_sQuadVTXBuf[3].v = 255;

	glBindBuffer(GL_ARRAY_BUFFER, m_i32QuadVboID);
	glBufferData(GL_ARRAY_BUFFER, sizeof(SVtx) * 4, m_sQuadVTXBuf, GL_STATIC_DRAW);

	return true;
}
コード例 #4
0
/*!****************************************************************************
 @Function		InitView
 @Return		bool		true if no error occured
 @Description	Code in InitView() will be called by PVRShell upon
				initialization or after a change in the rendering context.
				Used to initialize variables that are dependant on the rendering
				context (e.g. textures, vertex buffers, etc.)
******************************************************************************/
bool OGLESEvilSkull::InitView()
{
	PVRTMat4		mPerspective;
	SPVRTContext	sContext;

	// Initialize Print3D textures
	bool bRotate = PVRShellGet(prefIsRotated) && PVRShellGet(prefFullScreen);

	if(m_Print3D.SetTextures(&sContext, PVRShellGet(prefWidth), PVRShellGet(prefHeight), bRotate) != PVR_SUCCESS)
	{
		PVRShellSet(prefExitMessage, "ERROR: Cannot initialise Print3D\n");
		return false;
	}

	/***********************
	** LOAD TEXTURES     **
	***********************/
	if(PVRTTextureLoadFromPVR(c_szIrisTexFile, &m_ui32Texture[0]) != PVR_SUCCESS)
		return false;

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	if(PVRTTextureLoadFromPVR(c_szMetalTexFile, &m_ui32Texture[1]) != PVR_SUCCESS)
		return false;

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	if(PVRTTextureLoadFromPVR(c_szFire02TexFile, &m_ui32Texture[2]) != PVR_SUCCESS)
		return false;

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	if(PVRTTextureLoadFromPVR(c_szFire03TexFile, &m_ui32Texture[3]) != PVR_SUCCESS)
		return false;

	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	/******************************
	** GENERIC RENDER STATES     **
	*******************************/

	// The Type Of Depth Test To Do
	glDepthFunc(GL_LEQUAL);

	// Enables Depth Testing
	glEnable(GL_DEPTH_TEST);

	// Enables Smooth Color Shading
	glShadeModel(GL_SMOOTH);

	// Blending mode
	glEnable(GL_BLEND);
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

	// Culling
	glEnable(GL_CULL_FACE);
	glCullFace(GL_BACK);

	// Create perspective matrix
	mPerspective = PVRTMat4::PerspectiveFovRH(f2vt(70.0f*(3.14f/180.0f)), f2vt((float)PVRShellGet(prefWidth) /(float)PVRShellGet(prefHeight) ), f2vt(10.0f), f2vt(10000.0f), PVRTMat4::OGL, bRotate);

	glMatrixMode(GL_PROJECTION);
	myglLoadMatrix(mPerspective.f);

	// Create viewing matrix
	m_mView = PVRTMat4::LookAtRH(m_CameraPos, m_CameraTo, m_CameraUp);

	glMatrixMode(GL_MODELVIEW);
	myglLoadMatrix(m_mView.f);

	// Enable texturing
	glEnable(GL_TEXTURE_2D);

	// Lights (only one side lighting)
	glEnable(GL_LIGHTING);

	// Light 0 (White directional light)
	PVRTVec4 fAmbient  = PVRTVec4(f2vt(0.2f), f2vt(0.2f), f2vt(0.2f), f2vt(1.0f));
	PVRTVec4 fDiffuse  = PVRTVec4(f2vt(1.0f), f2vt(1.0f), f2vt(1.0f), f2vt(1.0f));
	PVRTVec4 fSpecular = PVRTVec4(f2vt(1.0f), f2vt(1.0f), f2vt(1.0f), f2vt(1.0f));

	myglLightv(GL_LIGHT0, GL_AMBIENT,  fAmbient.ptr());
	myglLightv(GL_LIGHT0, GL_DIFFUSE,  fDiffuse.ptr());
	myglLightv(GL_LIGHT0, GL_SPECULAR, fSpecular.ptr());
	myglLightv(GL_LIGHT0, GL_POSITION, m_LightPos.ptr());

	glEnable(GL_LIGHT0);

	glDisable(GL_LIGHTING);

	// Create the data used for the morphing
	CreateMorphData();

	// Sets the clear color
	myglClearColor(f2vt(0.0f), f2vt(0.0f), f2vt(0.0f), f2vt(1.0f));

	// Create vertex buffer objects
	LoadVbos();

	return true;
}
コード例 #5
0
/*******************************************************************************
 * Function Name  : DrawModel
 * Inputs		  : iOptim
 * Description    : Draws the balloon
 *******************************************************************************/
void OGLESOptimizeMesh::DrawModel( int iOptim )
{
	SPODMesh *pMesh;
	
	glMatrixMode(GL_MODELVIEW);
	glPushMatrix();

	PVRTMATRIX worldMatrix;
	m_Model.GetWorldMatrix(worldMatrix, m_Model.pNode[0]);
	myglMultMatrix(worldMatrix.f);

	glEnable(GL_TEXTURE_2D);
	glBindTexture(GL_TEXTURE_2D, m_Texture);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
	myglTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

	// Enable States
	glEnableClientState(GL_VERTEX_ARRAY);
	glEnableClientState(GL_TEXTURE_COORD_ARRAY);

	// Set Data Pointers and bing the VBOs
	switch(iOptim)
	{
	default:
		pMesh = m_Model.pMesh;

		glBindBuffer(GL_ARRAY_BUFFER, m_puiVbo[0]);
		glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_puiIndexVbo[0]);
		break;
	case 1:
		pMesh = m_ModelOpt.pMesh;

		glBindBuffer(GL_ARRAY_BUFFER, m_puiVbo[1]);
		glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_puiIndexVbo[1]);
		break;
#ifdef ENABLE_LOAD_TIME_STRIP
	case 2:
		pMesh = m_Model.pMesh;

		glBindBuffer(GL_ARRAY_BUFFER, m_puiVbo[0]);
		glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_puiIndexVbo[2]);
		break;
#endif
	}

	// Used to display interleaved geometry
	glVertexPointer(3, VERTTYPEENUM, pMesh->sVertex.nStride, pMesh->sVertex.pData);
	glTexCoordPointer(2, VERTTYPEENUM, pMesh->psUVW[0].nStride, pMesh->psUVW[0].pData);

	// Draw
	glDrawElements(GL_TRIANGLES, pMesh->nNumFaces * 3, GL_UNSIGNED_SHORT, 0);

	// Disable States
	glDisableClientState(GL_VERTEX_ARRAY);
	glDisableClientState(GL_TEXTURE_COORD_ARRAY);

	// unbind the vertex buffers as we don't need them bound anymore
	glBindBuffer(GL_ARRAY_BUFFER, 0);
	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

	glPopMatrix();
}