void sf2d_set_scissor_test(GPU_SCISSORMODE mode, u32 x, u32 y, u32 w, u32 h)
{
if (cur_screen == GFX_TOP) {
GPU_SetScissorTest(mode, 240 - (y + h), 400 - (x + w), 240 - y, 400 - x);
} else {
GPU_SetScissorTest(mode, 240 - (y + h), 320 - (x + w), 240 - y, 320 - x);
}
}
void gpuUpdateState() {
u32 dirtyUpdate = dirtyState;
dirtyState = 0;
if(dirtyUpdate & STATE_VIEWPORT) {
GPU_SetViewport((u32*) osConvertVirtToPhys((u32) gpuDepthBuffer), (u32*) osConvertVirtToPhys((u32) gpuFrameBuffer), viewportX, viewportY, viewportWidth, viewportHeight);
}
if(dirtyUpdate & STATE_SCISSOR_TEST) {
GPU_SetScissorTest((GPU_SCISSORMODE) scissorMode, scissorX, scissorY, scissorWidth, scissorHeight);
}
if(dirtyUpdate & STATE_DEPTH_MAP) {
GPU_DepthMap(depthNear, depthFar);
}
if(dirtyUpdate & STATE_CULL) {
GPU_SetFaceCulling((GPU_CULLMODE) cullMode);
}
if(dirtyUpdate & STATE_STENCIL_TEST) {
GPU_SetStencilTest(stencilEnable, (GPU_TESTFUNC) stencilFunc, stencilRef, stencilMask, stencilReplace);
GPU_SetStencilOp((GPU_STENCILOP) stencilFail, (GPU_STENCILOP) stencilZFail, (GPU_STENCILOP) stencilZPass);
}
if(dirtyUpdate & STATE_BLEND) {
GPU_SetBlendingColor(blendRed, blendGreen, blendBlue, blendAlpha);
GPU_SetAlphaBlending((GPU_BLENDEQUATION) blendColorEquation, (GPU_BLENDEQUATION) blendAlphaEquation, (GPU_BLENDFACTOR) blendColorSrc, (GPU_BLENDFACTOR) blendColorDst, (GPU_BLENDFACTOR) blendAlphaSrc, (GPU_BLENDFACTOR) blendAlphaDst);
}
if(dirtyUpdate & STATE_ALPHA_TEST) {
GPU_SetAlphaTest(alphaEnable, (GPU_TESTFUNC) alphaFunc, alphaRef);
}
if(dirtyUpdate & STATE_DEPTH_TEST_AND_MASK) {
GPU_SetDepthTestAndWriteMask(depthEnable, (GPU_TESTFUNC) depthFunc, (GPU_WRITEMASK) componentMask);
}
if((dirtyUpdate & STATE_ACTIVE_SHADER) && activeShader != NULL && activeShader->dvlb != NULL) {
shaderProgramUse(&activeShader->program);
}
if((dirtyUpdate & STATE_TEX_ENV) && dirtyTexEnvs != 0) {
u32 texEnvs = dirtyTexEnvs;
dirtyTexEnvs = 0;
for(u8 env = 0; env < TEX_ENV_COUNT; env++) {
if(texEnvs & (1 << env)) {
GPU_SetTexEnv(env, texEnv[env].rgbSources, texEnv[env].alphaSources, texEnv[env].rgbOperands, texEnv[env].alphaOperands, (GPU_COMBINEFUNC) texEnv[env].rgbCombine, (GPU_COMBINEFUNC) texEnv[env].alphaCombine, texEnv[env].constantColor);
}
}
}
if((dirtyUpdate & STATE_TEXTURES) && dirtyTextures != 0) {
u32 textures = dirtyTextures;
dirtyTextures = 0;
for(u8 unit = 0; unit < TEX_UNIT_COUNT; unit++) {
if(textures & (1 << unit)) {
TexUnit texUnit = unit == 0 ? TEXUNIT0 : unit == 1 ? TEXUNIT1 : TEXUNIT2;
TextureData* textureData = activeTextures[unit];
if(textureData != NULL && textureData->data != NULL) {
GPU_SetTexture((GPU_TEXUNIT) texUnit, (u32*) osConvertVirtToPhys((u32) textureData->data), (u16) textureData->height, (u16) textureData->width, textureData->params, (GPU_TEXCOLOR) textureData->format);
enabledTextures |= texUnit;
} else {
enabledTextures &= ~texUnit;
}
}
}
GPU_SetTextureEnable((GPU_TEXUNIT) enabledTextures);
}
}
