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remap bindings

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This commit is contained in:
Greg Wells
2025-07-01 12:06:30 -04:00
parent 76e80081fb
commit 7c5c333fa2
6 changed files with 61 additions and 27 deletions
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2
projects/apis/metal/src/pipelines/graphics_pipeline/metal_graphics_pipeline.h
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@@ -1,9 +1,11 @@
#pragma once
#include "pipelines/graphics_pipeline/gryphn_graphics_pipeline.h"
#include "shader_module/metal_shader_module.h"
#import <Metal/Metal.h>
typedef struct gnPlatformGraphicsPipeline_t {
id<MTLRenderPipelineState> graphicsPipeline;
metalBindingMaps fragmentShaderMaps;
} gnPlatformGraphicsPipeline;
gnReturnCode createMetalGraphicsPipeline(gnGraphicsPipeline graphicsPipeline, gnOutputDevice device, gnGraphicsPipelineInfo info);

33
projects/apis/metal/src/pipelines/graphics_pipeline/metal_graphics_pipeline.m
View File

@@ -64,6 +64,7 @@ gnReturnCode createMetalGraphicsPipeline(gnGraphicsPipeline graphicsPipeline, gn
[descriptor setVertexFunction:info.shaderModules[i]->shaderModule->function];
} else if (info.shaderModules[i]->info.stage == GN_FRAGMENT_SHADER_MODULE) {
[descriptor setFragmentFunction:info.shaderModules[i]->shaderModule->function];
graphicsPipeline->graphicsPipeline->fragmentShaderMaps = info.shaderModules[i]->shaderModule->maps;
} else {
return GN_UNSUPPORTED_SHADER_MODULE;
}
@@ -77,28 +78,16 @@ gnReturnCode createMetalGraphicsPipeline(gnGraphicsPipeline graphicsPipeline, gn
// layout(location = 1) in vec2 inUV;
// layout(location = 2) in vec3 inColor;
[attributes[0] setFormat:MTLVertexFormatFloat3];
[attributes[0] setOffset:0];
[attributes[0] setBufferIndex:0];
[attributes[1] setFormat:MTLVertexFormatFloat2];
[attributes[1] setOffset:(sizeof(float) * 3)];
[attributes[1] setBufferIndex:0];
[attributes[2] setFormat:MTLVertexFormatFloat3];
[attributes[2] setOffset:(sizeof(float) * 5)];
[attributes[2] setBufferIndex:0];
[buffers[0] setStride:(sizeof(float) * 8)];
// int k = 0;
// for (int i = 0; i < info.shaderInputLayout.bufferCount; i++) {
// [[buffers objectAtIndexedSubscript:info.shaderInputLayout.bufferAttributes[i].binding] setStride:info.shaderInputLayout.bufferAttributes[i].size];
// for (int j = 0; j < info.shaderInputLayout.bufferAttributes[i].attributeCount; j++) {
// attributes[k].bufferIndex = i;
// attributes[k].offset = info.shaderInputLayout.bufferAttributes[i].attributes[j].offset;
// attributes[k].format = mtlGryphnVertexFormat(info.shaderInputLayout.bufferAttributes[i].attributes[j].format);
// k++;
// }
// }
int k = 0;
for (int i = 0; i < info.shaderInputLayout.bufferCount; i++) {
[[buffers objectAtIndexedSubscript:info.shaderInputLayout.bufferAttributes[i].binding] setStride:info.shaderInputLayout.bufferAttributes[i].size];
for (int j = 0; j < info.shaderInputLayout.bufferAttributes[i].attributeCount; j++) {
attributes[k].bufferIndex = i;
attributes[k].offset = info.shaderInputLayout.bufferAttributes[i].attributes[j].offset;
attributes[k].format = mtlGryphnVertexFormat(info.shaderInputLayout.bufferAttributes[i].attributes[j].format);
k++;
}
}
[descriptor setVertexDescriptor:vertexDescriptor];
NSError* error = nil;