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add basic support for KHR_parallel_shader_compile

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We're just detecting the extension here, not making use of it.
This commit is contained in:
Mathias Agopian
2023-05-24 10:08:29 -07:00
committed by Mathias Agopian
parent fed69025d2
commit bee8862897
4 changed files with 12 additions and 0 deletions
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2
filament/backend/src/opengl/OpenGLContext.cpp
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@@ -480,6 +480,7 @@ void OpenGLContext::initExtensionsGLES() noexcept {
ext.EXT_texture_cube_map_array = exts.has("GL_EXT_texture_cube_map_array"sv) || exts.has("GL_OES_texture_cube_map_array"sv);
ext.GOOGLE_cpp_style_line_directive = exts.has("GL_GOOGLE_cpp_style_line_directive"sv);
ext.KHR_debug = exts.has("GL_KHR_debug"sv);
ext.KHR_parallel_shader_compile = exts.has("GL_KHR_parallel_shader_compile"sv);
ext.KHR_texture_compression_astc_hdr = exts.has("GL_KHR_texture_compression_astc_hdr"sv);
ext.KHR_texture_compression_astc_ldr = exts.has("GL_KHR_texture_compression_astc_ldr"sv);
ext.OES_depth_texture = exts.has("GL_OES_depth_texture"sv);
@@ -544,6 +545,7 @@ void OpenGLContext::initExtensionsGL() noexcept {
ext.EXT_texture_filter_anisotropic = exts.has("GL_EXT_texture_filter_anisotropic"sv);
ext.EXT_texture_sRGB = exts.has("GL_EXT_texture_sRGB"sv);
ext.GOOGLE_cpp_style_line_directive = exts.has("GL_GOOGLE_cpp_style_line_directive"sv);
ext.KHR_parallel_shader_compile = exts.has("GL_KHR_parallel_shader_compile"sv);
ext.KHR_texture_compression_astc_hdr = exts.has("GL_KHR_texture_compression_astc_hdr"sv);
ext.KHR_texture_compression_astc_ldr = exts.has("GL_KHR_texture_compression_astc_ldr"sv);
ext.OES_depth_texture = true;

1
filament/backend/src/opengl/OpenGLContext.h
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@@ -212,6 +212,7 @@ public:
bool EXT_texture_sRGB;
bool GOOGLE_cpp_style_line_directive;
bool KHR_debug;
bool KHR_parallel_shader_compile;
bool KHR_texture_compression_astc_hdr;
bool KHR_texture_compression_astc_ldr;
bool OES_depth_texture;

6
filament/backend/src/opengl/gl_headers.cpp
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@@ -63,6 +63,9 @@ PFNGLCLIPCONTROLEXTPROC glClipControlEXT;
#ifdef GL_EXT_discard_framebuffer
PFNGLDISCARDFRAMEBUFFEREXTPROC glDiscardFramebufferEXT;
#endif
#ifdef GL_KHR_parallel_shader_compile
PFNGLMAXSHADERCOMPILERTHREADSKHRPROC glMaxShaderCompilerThreadsKHR;
#endif
#if defined(__ANDROID__) && !defined(FILAMENT_SILENCE_NOT_SUPPORTED_BY_ES2)
// On Android, If we want to support a build system less than ANDROID_API 21, we need to
@@ -109,6 +112,9 @@ void importGLESExtensionsEntryPoints() {
#ifdef GL_EXT_discard_framebuffer
getProcAddress(glDiscardFramebufferEXT, "glDiscardFramebufferEXT");
#endif
#ifdef GL_KHR_parallel_shader_compile
getProcAddress(glMaxShaderCompilerThreadsKHR, "glMaxShaderCompilerThreadsKHR");
#endif
#if defined(__ANDROID__) && !defined(FILAMENT_SILENCE_NOT_SUPPORTED_BY_ES2)
getProcAddress(glDispatchCompute, "glDispatchCompute");
#endif

3
filament/backend/src/opengl/gl_headers.h
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@@ -147,6 +147,9 @@ extern PFNGLGENVERTEXARRAYSOESPROC glGenVertexArraysOES;
#ifdef GL_EXT_discard_framebuffer
extern PFNGLDISCARDFRAMEBUFFEREXTPROC glDiscardFramebufferEXT;
#endif
#ifdef GL_KHR_parallel_shader_compile
extern PFNGLMAXSHADERCOMPILERTHREADSKHRPROC glMaxShaderCompilerThreadsKHR;
#endif
#if defined(__ANDROID__) && !defined(FILAMENT_SILENCE_NOT_SUPPORTED_BY_ES2)
extern PFNGLDISPATCHCOMPUTEPROC glDispatchCompute;
#endif