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dep/reshadefx: Support generating GLSL ES

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This commit is contained in:
Stenzek
2023-12-06 23:35:58 +10:00
parent bcc2042154
commit ba5d1a109e
3 changed files with 53 additions and 23 deletions
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16
src/util/postprocessing_shader_fx.cpp
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@ -81,15 +81,15 @@ static std::unique_ptr<reshadefx::codegen> CreateRFXCodegen()
case RenderAPI::Metal:
{
return std::unique_ptr<reshadefx::codegen>(reshadefx::create_codegen_glsl(
true, debug_info, uniforms_to_spec_constants, false, (rapi == RenderAPI::Vulkan)));
false, true, debug_info, uniforms_to_spec_constants, false, (rapi == RenderAPI::Vulkan)));
}
case RenderAPI::OpenGL:
case RenderAPI::OpenGLES:
default:
{
return std::unique_ptr<reshadefx::codegen>(
reshadefx::create_codegen_glsl(false, debug_info, uniforms_to_spec_constants, false, true));
return std::unique_ptr<reshadefx::codegen>(reshadefx::create_codegen_glsl(
(rapi == RenderAPI::OpenGLES), false, debug_info, uniforms_to_spec_constants, false, true));
}
}
}
@ -1099,14 +1099,18 @@ bool PostProcessing::ReShadeFXShader::CompilePipeline(GPUTexture::Format format,
const std::string_view code(mod.code.data(), mod.code.size());
auto get_shader = [needs_main_defn, &code](const std::string& name, const std::vector<Sampler>& samplers,
GPUShaderStage stage) {
auto get_shader = [api, needs_main_defn, &code](const std::string& name, const std::vector<Sampler>& samplers,
GPUShaderStage stage) {
std::string real_code;
if (needs_main_defn)
{
// dFdx/dFdy are not defined in the vertex shader.
const char* defns = (stage == GPUShaderStage::Vertex) ? "#define dFdx(x) x\n#define dFdy(x) x\n" : "";
real_code = fmt::format("#version 460 core\n#define ENTRY_POINT_{}\n{}\n{}", name, defns, code);
const char* precision = (api == RenderAPI::OpenGLES) ?
"precision highp float;\nprecision highp int;\nprecision highp sampler2D;\n" :
"";
real_code = fmt::format("#version {}\n#define ENTRY_POINT_{}\n{}\n{}\n{}",
(api == RenderAPI::OpenGLES) ? "320 es" : "460 core", name, defns, precision, code);
for (const Sampler& sampler : samplers)
{