void ShaderManagerVulkan::LightUpdateUniforms(int dirtyUniforms) {
// Lighting
if (dirtyUniforms & DIRTY_AMBIENT) {
Uint8x3ToFloat4_AlphaUint8(ub_lights.ambientColor, gstate.ambientcolor, gstate.getAmbientA());
}
if (dirtyUniforms & DIRTY_MATAMBIENTALPHA) {
// Note - this one is not in lighting but in transformCommon as it has uses beyond lighting
Uint8x3ToFloat4_AlphaUint8(ub_base.matAmbient, gstate.materialambient, gstate.getMaterialAmbientA());
}
if (dirtyUniforms & DIRTY_MATDIFFUSE) {
Uint8x3ToFloat4(ub_lights.materialDiffuse, gstate.materialdiffuse);
}
if (dirtyUniforms & DIRTY_MATEMISSIVE) {
Uint8x3ToFloat4(ub_lights.materialEmissive, gstate.materialemissive);
}
if (dirtyUniforms & DIRTY_MATSPECULAR) {
Uint8x3ToFloat4_Alpha(ub_lights.materialSpecular, gstate.materialspecular, getFloat24(gstate.materialspecularcoef));
}
for (int i = 0; i < 4; i++) {
if (dirtyUniforms & (DIRTY_LIGHT0 << i)) {
if (gstate.isDirectionalLight(i)) {
// Prenormalize
float x = getFloat24(gstate.lpos[i * 3 + 0]);
float y = getFloat24(gstate.lpos[i * 3 + 1]);
float z = getFloat24(gstate.lpos[i * 3 + 2]);
float len = sqrtf(x*x + y*y + z*z);
if (len == 0.0f)
len = 1.0f;
else
len = 1.0f / len;
float vec[3] = { x * len, y * len, z * len };
CopyFloat3To4(ub_lights.lpos[i], vec);
} else {
ExpandFloat24x3ToFloat4(ub_lights.lpos[i], &gstate.lpos[i * 3]);
}
ExpandFloat24x3ToFloat4(ub_lights.ldir[i], &gstate.ldir[i * 3]);
ExpandFloat24x3ToFloat4(ub_lights.latt[i], &gstate.latt[i * 3]);
CopyFloat1To4(ub_lights.lightAngle[i], getFloat24(gstate.lcutoff[i]));
CopyFloat1To4(ub_lights.lightSpotCoef[i], getFloat24(gstate.lconv[i]));
Uint8x3ToFloat4(ub_lights.lightAmbient[i], gstate.lcolor[i * 3]);
Uint8x3ToFloat4(ub_lights.lightDiffuse[i], gstate.lcolor[i * 3 + 1]);
Uint8x3ToFloat4(ub_lights.lightSpecular[i], gstate.lcolor[i * 3 + 2]);
}
}
}
void LightUpdateUniforms(UB_VS_Lights *ub, uint64_t dirtyUniforms) {
// Lighting
if (dirtyUniforms & DIRTY_AMBIENT) {
Uint8x3ToFloat4_AlphaUint8(ub->ambientColor, gstate.ambientcolor, gstate.getAmbientA());
}
if (dirtyUniforms & DIRTY_MATDIFFUSE) {
Uint8x3ToFloat4(ub->materialDiffuse, gstate.materialdiffuse);
}
if (dirtyUniforms & DIRTY_MATSPECULAR) {
Uint8x3ToFloat4_Alpha(ub->materialSpecular, gstate.materialspecular, std::max(0.0f, getFloat24(gstate.materialspecularcoef)));
}
if (dirtyUniforms & DIRTY_MATEMISSIVE) {
Uint8x3ToFloat4(ub->materialEmissive, gstate.materialemissive);
}
for (int i = 0; i < 4; i++) {
if (dirtyUniforms & (DIRTY_LIGHT0 << i)) {
if (gstate.isDirectionalLight(i)) {
// Prenormalize
float x = getFloat24(gstate.lpos[i * 3 + 0]);
float y = getFloat24(gstate.lpos[i * 3 + 1]);
float z = getFloat24(gstate.lpos[i * 3 + 2]);
float len = sqrtf(x*x + y*y + z*z);
if (len == 0.0f)
len = 1.0f;
else
len = 1.0f / len;
float vec[3] = { x * len, y * len, z * len };
CopyFloat3To4(ub->lpos[i], vec);
} else {
ExpandFloat24x3ToFloat4(ub->lpos[i], &gstate.lpos[i * 3]);
}
ExpandFloat24x3ToFloat4(ub->ldir[i], &gstate.ldir[i * 3]);
ExpandFloat24x3ToFloat4(ub->latt[i], &gstate.latt[i * 3]);
CopyFloat1To4(ub->lightAngle[i], getFloat24(gstate.lcutoff[i]));
CopyFloat1To4(ub->lightSpotCoef[i], getFloat24(gstate.lconv[i]));
Uint8x3ToFloat4(ub->lightAmbient[i], gstate.lcolor[i * 3]);
Uint8x3ToFloat4(ub->lightDiffuse[i], gstate.lcolor[i * 3 + 1]);
Uint8x3ToFloat4(ub->lightSpecular[i], gstate.lcolor[i * 3 + 2]);
}
}
}
