void glMaterialfv (GLenum face, GLenum pname, const GLfloat *params)
{
switch (pname) {
case GL_AMBIENT:
pspgl_curctx->material.ambient = COLOR4(params);
/* material ambient is overloaded by glColor() */
if (getReg(CMD_ENA_LIGHTING) & 0xff) {
sendCommandi(CMD_MATERIAL_AMB_C, pspgl_curctx->material.ambient);
sendCommandi(CMD_MATERIAL_AMB_A, pspgl_curctx->material.ambient >> 24);
}
break;
case GL_EMISSION:
sendCommandi(CMD_MATERIAL_EMS_C, COLOR3(params));
break;
case GL_DIFFUSE:
sendCommandi(CMD_MATERIAL_DIF_C, COLOR3(params));
break;
case GL_AMBIENT_AND_DIFFUSE:
glMaterialfv(face, GL_AMBIENT, params);
glMaterialfv(face, GL_DIFFUSE, params);
break;
case GL_SPECULAR:
sendCommandi(CMD_MATERIAL_SPC_C, COLOR3(params));
break;
case GL_SHININESS:
sendCommandf(CMD_MATERIAL_SPEC_POW, params[0]);
break;
default:
GLERROR(GL_INVALID_ENUM);
return;
}
void IRenderPipeline3D::PixelShader_DrawTriangles(RasterizedFragment& inVertex)
{
COLOR3 outColor;
//if texture mapping is disabled, (1,1,1) will be returned to apply multiplication
COLOR3 texSampleColor = mFunction_SampleTexture(inVertex.texcoord.x, inVertex.texcoord.y);
outColor =COLOR3(inVertex.color.x, inVertex.color.y, inVertex.color.z) * texSampleColor;
m_pOutColorBuffer->at(inVertex.pixelY*mBufferWidth + inVertex.pixelX) = outColor;
}
COLOR3 IPicture::GetPixel(UINT x, UINT y)
{
if (x<mWidth && y<mHeight)
{
UINT index = y*mWidth + x;
return m_pColorBuffer->at(index);
}
return COLOR3(255, 0, 0);
}
void IRenderPipeline3D::PixelShader_DrawPoints(RasterizedFragment & inVertex)
{
COLOR3 outColor;
outColor = COLOR3(inVertex.color.x, inVertex.color.y, inVertex.color.z);
//draw a bigger point (2x2 pixel)
int px1 = Clamp(inVertex.pixelX - 1, 0, mBufferWidth);
int px2 = Clamp(inVertex.pixelX + 1, 0, mBufferWidth);
int py1 = Clamp(inVertex.pixelY - 1, 0, mBufferHeight);
int py2 = Clamp(inVertex.pixelY +1, 0, mBufferHeight);
for (int i = px1;i < px2;i++)
for (int j = py1;j < py2;j++)
m_pOutColorBuffer->at(j*mBufferWidth +i) = outColor;
}
void glLightModelfv (GLenum pname, const GLfloat *params)
{
switch (pname) {
case GL_LIGHT_MODEL_AMBIENT:
sendCommandi(CMD_AMBIENT_COLOR, COLOR3(params));
sendCommandi(CMD_AMBIENT_ALPHA, (int) (255.0 * CLAMPF(params[3])));
break;
case GL_LIGHT_MODEL_COLOR_CONTROL:
sendCommandi(CMD_LIGHTMODEL,
(params[0] == GL_SEPARATE_SPECULAR_COLOR) ? 1 : 0);
break;
default:
GLERROR(GL_INVALID_ENUM);
return;
}
}
