diff options
author | Adrian Kummerlaender | 2018-05-26 13:20:47 +0200 |
---|---|---|
committer | Adrian Kummerlaender | 2018-05-26 13:21:40 +0200 |
commit | 34052b51e00c939a35294d7085cadb5111484dd3 (patch) | |
tree | 03a5b1e350e47e2aa8551393ef67b2124ad50ddb /src/shader/wrap/compute_shader.cc | |
parent | f728e4c8d202de241673a13ce61570b6acb4bba7 (diff) | |
download | computicle-34052b51e00c939a35294d7085cadb5111484dd3.tar computicle-34052b51e00c939a35294d7085cadb5111484dd3.tar.gz computicle-34052b51e00c939a35294d7085cadb5111484dd3.tar.bz2 computicle-34052b51e00c939a35294d7085cadb5111484dd3.tar.lz computicle-34052b51e00c939a35294d7085cadb5111484dd3.tar.xz computicle-34052b51e00c939a35294d7085cadb5111484dd3.tar.zst computicle-34052b51e00c939a35294d7085cadb5111484dd3.zip |
Separate headers into compilation units
Diffstat (limited to 'src/shader/wrap/compute_shader.cc')
-rw-r--r-- | src/shader/wrap/compute_shader.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/shader/wrap/compute_shader.cc b/src/shader/wrap/compute_shader.cc new file mode 100644 index 0000000..97ce52a --- /dev/null +++ b/src/shader/wrap/compute_shader.cc @@ -0,0 +1,40 @@ +#include "compute_shader.h" + +#include "shader/util.h" + +ComputeShader::Guard::Guard(GLuint id): + _id(id) { + glUseProgram(_id); +} + +ComputeShader::Guard::~Guard() { + glUseProgram(0); +} + +ComputeShader::Guard ComputeShader::use() const { + return Guard(_id); +} + +ComputeShader::ComputeShader(const std::string& src): + _id(glCreateProgram()) { + glAttachShader(_id, util::compileShader(src, GL_COMPUTE_SHADER)); + glLinkProgram(_id); +} + +ComputeShader::~ComputeShader() { + glDeleteProgram(_id); +} + +GLuint ComputeShader::setUniform(const std::string& name, float x, float y) const { + GLuint id = util::getUniform(_id, name); + glUniform2f(id, x, y); + return id; +} + +void ComputeShader::workOn(GLuint buffer) const { + glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, buffer); +} + +void ComputeShader::dispatch(std::size_t dimX) const { + glDispatchCompute(dimX, 1, 1); +} |