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+ | Fixing texture limit on old gpu

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TheRedShip
2025-02-17 11:50:53 +01:00
parent 6fd4f70bf0
commit fa967b1de7
5 changed files with 16 additions and 6 deletions
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5
srcs/RT.cpp
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@ -47,8 +47,13 @@ int main(int argc, char **argv)
//6 light_accum
//7 color
ShaderProgram raytracing_program;
Shader compute = Shader(GL_COMPUTE_SHADER, "shaders/compute.glsl");
int maxTextureUnits; glGetIntegerv(GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS, &maxTextureUnits);
compute.setDefine("TEXTURE_MAX", std::to_string(maxTextureUnits / 2));
compute.reload();
raytracing_program.attachShader(&compute);
raytracing_program.link();

2
srcs/class/ShaderProgram.cpp
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@ -129,7 +129,7 @@ void ShaderProgram::set_textures(std::map<std::string, std::vector<GLuint>> text
}
}
void ShaderProgram::set_define(const std::string &name, const std::string &value)
void ShaderProgram::setDefine(const std::string &name, const std::string &value)
{
for (Shader *shader : _shaders)
shader->setDefine(name, value);

4
srcs/class/Window.cpp
View File

@ -262,7 +262,7 @@ void Window::imGuiRender(ShaderProgram &raytracing_program)
{
if (ImGui::Checkbox("Enable##0", (bool *)(&_scene->getVolume().enabled)))
{
raytracing_program.set_define("FOG", std::to_string(_scene->getVolume().enabled));
raytracing_program.setDefine("FOG", std::to_string(_scene->getVolume().enabled));
raytracing_program.reloadShaders();
has_changed = true;
}
@ -300,7 +300,7 @@ void Window::imGuiRender(ShaderProgram &raytracing_program)
{
if (ImGui::Checkbox("Enable##2", (bool *)(&_scene->getDebug().enabled)))
{
raytracing_program.set_define("DEBUG", std::to_string(_scene->getDebug().enabled));
raytracing_program.setDefine("DEBUG", std::to_string(_scene->getDebug().enabled));
raytracing_program.reloadShaders();
has_changed = true;
}