diff options
Diffstat (limited to 'intern/opensubdiv/internal/evaluator/gl_compute_evaluator.cc')
| -rw-r--r-- | intern/opensubdiv/internal/evaluator/gl_compute_evaluator.cc | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/intern/opensubdiv/internal/evaluator/gl_compute_evaluator.cc b/intern/opensubdiv/internal/evaluator/gl_compute_evaluator.cc index acf628c7035..c2ab2a522d2 100644 --- a/intern/opensubdiv/internal/evaluator/gl_compute_evaluator.cc +++ b/intern/opensubdiv/internal/evaluator/gl_compute_evaluator.cc @@ -396,6 +396,8 @@ bool GLComputeEvaluator::EvalStencils(GLuint srcBuffer, if (dvvWeightsBuffer) glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 15, dvvWeightsBuffer); + GLint activeProgram; + glGetIntegerv(GL_CURRENT_PROGRAM, &activeProgram); glUseProgram(_stencilKernel.program); glUniform1i(_stencilKernel.uniformStart, start); @@ -420,7 +422,7 @@ bool GLComputeEvaluator::EvalStencils(GLuint srcBuffer, DispatchCompute(count); - glUseProgram(0); + glUseProgram(activeProgram); glMemoryBarrier(GL_TEXTURE_FETCH_BARRIER_BIT); for (int i = 0; i < 16; ++i) { @@ -501,6 +503,8 @@ bool GLComputeEvaluator::EvalPatches(GLuint srcBuffer, glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 6, patchIndexBuffer); glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 7, patchParamsBuffer); + GLint activeProgram; + glGetIntegerv(GL_CURRENT_PROGRAM, &activeProgram); glUseProgram(_patchKernel.program); glUniform1i(_patchKernel.uniformSrcOffset, srcDesc.offset); @@ -534,7 +538,7 @@ bool GLComputeEvaluator::EvalPatches(GLuint srcBuffer, DispatchCompute(numPatchCoords); - glUseProgram(0); + glUseProgram(activeProgram); glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, 0); glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, 0); |