C++ (Cpp) Uniform2fv Examples

Example #1

File: GrGpuGLShaders.cpp Project: Beifeng/WTL-DUI

void GrGpuGLShaders::flushConvolution(int s) {
    const GrSamplerState& sampler = this->getDrawState().getSampler(s);
    int kernelUni = fProgramData->fUniLocations.fStages[s].fKernelUni;
    if (GrGLProgram::kUnusedUniform != kernelUni) {
        GL_CALL(Uniform1fv(kernelUni, sampler.getKernelWidth(),
                           sampler.getKernel()));
    }
    int imageIncrementUni = fProgramData->fUniLocations.fStages[s].fImageIncrementUni;
    if (GrGLProgram::kUnusedUniform != imageIncrementUni) {
        const GrGLTexture* texture =
            static_cast<const GrGLTexture*>(this->getDrawState().getTexture(s));
        float imageIncrement[2] = { 0 };
        switch (sampler.getFilterDirection()) {
            case GrSamplerState::kX_FilterDirection:
                imageIncrement[0] = 1.0f / texture->width();
                break;
            case GrSamplerState::kY_FilterDirection:
                imageIncrement[1] = 1.0f / texture->height();
                break;
            default:
                GrCrash("Unknown filter direction.");
        }
        GL_CALL(Uniform2fv(imageIncrementUni, 1, imageIncrement));
    }
}

Example #2

File: GrGpuGLShaders.cpp Project: skaslev/XobotOS

void GrGpuGLShaders::flushConvolution(int s) {
    const GrSamplerState& sampler = this->getDrawState().getSampler(s);
    int kernelUni = fProgramData->fUniLocations.fStages[s].fKernelUni;
    if (GrGLProgram::kUnusedUniform != kernelUni) {
        GL_CALL(Uniform1fv(kernelUni, sampler.getKernelWidth(),
                           sampler.getKernel()));
    }
    int imageIncrementUni = fProgramData->fUniLocations.fStages[s].fImageIncrementUni;
    if (GrGLProgram::kUnusedUniform != imageIncrementUni) {
        GL_CALL(Uniform2fv(imageIncrementUni, 1, sampler.getImageIncrement()));
    }
}

Example #3

File: GrGpuGLShaders.cpp Project: krad-radio/mozilla-krad

void GrGpuGLShaders::flushTexelSize(int s) {
    const int& uni = fProgramData->fUniLocations.fStages[s].fNormalizedTexelSizeUni;
    if (GrGLProgram::kUnusedUniform != uni) {
        GrGLTexture* texture = (GrGLTexture*) fCurrDrawState.fTextures[s];
        if (texture->allocatedWidth() != fProgramData->fTextureWidth[s] ||
            texture->allocatedHeight() != fProgramData->fTextureWidth[s]) {

            float texelSize[] = {1.f / texture->allocatedWidth(),
                                 1.f / texture->allocatedHeight()};
            GL_CALL(Uniform2fv(uni, 1, texelSize));
        }
    }
}

Example #4

File: GrGpuGLShaders.cpp Project: Beifeng/WTL-DUI

void GrGpuGLShaders::flushTexelSize(int s) {
    const int& uni = fProgramData->fUniLocations.fStages[s].fNormalizedTexelSizeUni;
    if (GrGLProgram::kUnusedUniform != uni) {
        const GrGLTexture* texture =
            static_cast<const GrGLTexture*>(this->getDrawState().getTexture(s));
        if (texture->width() != fProgramData->fTextureWidth[s] ||
            texture->height() != fProgramData->fTextureHeight[s]) {

            float texelSize[] = {1.f / texture->width(),
                                 1.f / texture->height()};
            GL_CALL(Uniform2fv(uni, 1, texelSize));
            fProgramData->fTextureWidth[s] = texture->width();
            fProgramData->fTextureHeight[s] = texture->height();
        }
    }
}

Example #5

File: gl3.cpp Project: arnochiu/OpenGLES-sim

GL_APICALL void GL_APIENTRY glUniform2fv (GLint location, GLsizei count, const GLfloat* v)
{
	CONTEXT_EXEC(Uniform2fv(location, count, v));
}