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[Fix] (MG_Backend, MG_Impl, ShaderTranspiler, MG_Test): support iterationRP custom images and storage format reinterpretation

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swung0x48
2026-07-20 02:35:30 -04:00
parent 8bc4808b1a
commit e5388c0e7e
33 changed files with 2382 additions and 88 deletions
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MobileGL/MG_Util/BackendLoaders/OpenGL/Loader.cpp
+18
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@@ -865,6 +865,9 @@ namespace MobileGL::MG_Util::BackendLoader {
GLint maxUniformBlockSize = 16384;
GLint maxImageUnits = 8;
GLint maxCombinedImageUniforms = 8;
GLint maxVertexImageUniforms = 0;
GLint maxGeometryImageUniforms = 0;
GLint maxFragmentImageUniforms = 8;
GLint maxComputeImageUniforms = 8;
GLint maxDrawBuffers = 8;
GLint maxColorAttachments = 8;
@@ -904,7 +907,16 @@ namespace MobileGL::MG_Util::BackendLoader {
glesFuncs.glGetIntegerv(GL_MAX_UNIFORM_BLOCK_SIZE, &maxUniformBlockSize);
glesFuncs.glGetIntegerv(GL_MAX_IMAGE_UNITS, &maxImageUnits);
glesFuncs.glGetIntegerv(GL_MAX_COMBINED_IMAGE_UNIFORMS, &maxCombinedImageUniforms);
glesFuncs.glGetIntegerv(GL_MAX_VERTEX_IMAGE_UNIFORMS, &maxVertexImageUniforms);
glesFuncs.glGetIntegerv(GL_MAX_FRAGMENT_IMAGE_UNIFORMS, &maxFragmentImageUniforms);
glesFuncs.glGetIntegerv(GL_MAX_COMPUTE_IMAGE_UNIFORMS, &maxComputeImageUniforms);
// Geometry shaders and their image-uniform query are core only in ES 3.2. DirectGLES
// emits ESSL 3.10 on an ES 3.1 context, so reporting zero there is both legal and an
// accurate description of what the backend compiler can consume.
if (caps.GLESVersion.Major > 3 ||
(caps.GLESVersion.Major == 3 && caps.GLESVersion.Minor >= 2)) {
glesFuncs.glGetIntegerv(GL_MAX_GEOMETRY_IMAGE_UNIFORMS, &maxGeometryImageUniforms);
}
glesFuncs.glGetIntegerv(GL_MAX_DRAW_BUFFERS, &maxDrawBuffers);
glesFuncs.glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS, &maxColorAttachments);
glesFuncs.glGetIntegerv(GL_MAX_CLIP_DISTANCES, &maxClipDistances);
@@ -955,6 +967,9 @@ namespace MobileGL::MG_Util::BackendLoader {
caps.MaxUniformBlockSize = maxUniformBlockSize;
caps.MaxImageUnits = maxImageUnits;
caps.MaxCombinedImageUniforms = maxCombinedImageUniforms;
caps.MaxVertexImageUniforms = maxVertexImageUniforms;
caps.MaxGeometryImageUniforms = maxGeometryImageUniforms;
caps.MaxFragmentImageUniforms = maxFragmentImageUniforms;
caps.MaxComputeImageUniforms = maxComputeImageUniforms;
caps.MaxDrawBuffers = maxDrawBuffers;
caps.MaxColorAttachments = maxColorAttachments;
@@ -1000,6 +1015,9 @@ namespace MobileGL::MG_Util::BackendLoader {
MGLOG_I(" GL_MAX_UNIFORM_BLOCK_SIZE: %d", caps.MaxUniformBlockSize);
MGLOG_I(" GL_MAX_IMAGE_UNITS: %d", caps.MaxImageUnits);
MGLOG_I(" GL_MAX_COMBINED_IMAGE_UNIFORMS: %d", caps.MaxCombinedImageUniforms);
MGLOG_I(" GL_MAX_VERTEX_IMAGE_UNIFORMS: %d", caps.MaxVertexImageUniforms);
MGLOG_I(" GL_MAX_GEOMETRY_IMAGE_UNIFORMS: %d", caps.MaxGeometryImageUniforms);
MGLOG_I(" GL_MAX_FRAGMENT_IMAGE_UNIFORMS: %d", caps.MaxFragmentImageUniforms);
MGLOG_I(" GL_MAX_COMPUTE_IMAGE_UNIFORMS: %d", caps.MaxComputeImageUniforms);
MGLOG_I(" GL_MAX_DRAW_BUFFERS: %d", caps.MaxDrawBuffers);
MGLOG_I(" GL_MAX_COLOR_ATTACHMENTS: %d", caps.MaxColorAttachments);
MobileGL/MG_Util/BackendLoaders/OpenGL/Loader.h
+3
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@@ -1102,6 +1102,9 @@ namespace MobileGL {
Int MaxUniformBlockSize = 16384;
Int MaxImageUnits = 8;
Int MaxCombinedImageUniforms = 8;
Int MaxVertexImageUniforms = 0;
Int MaxGeometryImageUniforms = 0;
Int MaxFragmentImageUniforms = 8;
Int MaxComputeImageUniforms = 8;
Int MaxDrawBuffers = 8;
Int MaxColorAttachments = 8;
MobileGL/MG_Util/BackendLoaders/Vulkan/Loader.cpp
+9
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@@ -174,6 +174,10 @@ namespace MobileGL::MG_Util::BackendLoader {
VkPhysicalDeviceFeatures supportedFeatures{};
vkGetPhysicalDeviceFeatures(physicalDevice, &supportedFeatures);
caps.SupportsWideLines = supportedFeatures.wideLines == VK_TRUE;
caps.SupportsVertexPipelineStoresAndAtomics =
supportedFeatures.vertexPipelineStoresAndAtomics == VK_TRUE;
caps.SupportsFragmentStoresAndAtomics = supportedFeatures.fragmentStoresAndAtomics == VK_TRUE;
caps.SupportsGeometryShader = supportedFeatures.geometryShader == VK_TRUE;
caps.MaxShaderStorageBlockSize = static_cast<SizeT>(p.limits.maxStorageBufferRange);
const Bool supportsShaderSubgroup = vk.vkGetPhysicalDeviceProperties2 &&
HasUsableShaderSubgroupSupport(subgroupProps);
@@ -256,6 +260,11 @@ namespace MobileGL::MG_Util::BackendLoader {
caps.ViewportBoundsRangeMax = properties.limits.viewportBoundsRange[1];
caps.ViewportSubpixelBits = static_cast<Int>(properties.limits.viewportSubPixelBits);
caps.SupportsWideLines = false;
// This helper only receives properties, not VkPhysicalDeviceFeatures. Leave optional
// stage writes disabled rather than inferring them from descriptor limits alone.
caps.SupportsVertexPipelineStoresAndAtomics = false;
caps.SupportsFragmentStoresAndAtomics = false;
caps.SupportsGeometryShader = false;
caps.MaxShaderStorageBlockSize = static_cast<SizeT>(properties.limits.maxStorageBufferRange);
caps.SupportsShaderSubgroup = false;
caps.SubgroupSize = 0;
MobileGL/MG_Util/BackendLoaders/Vulkan/Loader.h
+6
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@@ -67,6 +67,12 @@ namespace MobileGL {
Float ViewportBoundsRangeMax = 0.0f;
Int ViewportSubpixelBits = 0;
Bool SupportsWideLines = false;
// Storage-image descriptors are limited per stage by
// maxPerStageDescriptorStorageImages, but writes/atomics outside compute additionally
// require these core Vulkan features to be enabled on the logical device.
Bool SupportsVertexPipelineStoresAndAtomics = false;
Bool SupportsFragmentStoresAndAtomics = false;
Bool SupportsGeometryShader = false;
SizeT MaxShaderStorageBlockSize = 128 * 1024 * 1024;
Bool SupportsShaderSubgroup = false;
Uint32 SubgroupSize = 0;