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kinda start to fix render pass descriptors in metal

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This commit is contained in:
Gregory Wells
2025-07-24 08:29:05 -04:00
parent ddf23f71fc
commit 1d23dd0b80
11 changed files with 61 additions and 39 deletions
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24
projects/apis/metal/src/framebuffers/metal_framebuffer.m
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@@ -7,10 +7,15 @@
gnReturnCode createMetalFramebuffer(gnFramebuffer framebuffer, gnOutputDevice device, gnFramebufferInfo info) {
framebuffer->framebuffer = malloc(sizeof(struct gnPlatformFramebuffer_t));
framebuffer->framebuffer->clearCopyCount = info.attachmentCount;
framebuffer->framebuffer->clearCopies = malloc(sizeof(mtlClearCopy) * info.attachmentCount);
for (int i = 0; i < info.attachmentCount; i++) {
framebuffer->framebuffer->clearCopies[i].clear = gnFalse;
}
framebuffer->framebuffer->subpassCount = info.renderPassDescriptor->renderPassDescriptor->subpassCount;
framebuffer->framebuffer->subpasses = malloc(sizeof(mtlSubpass) * framebuffer->framebuffer->subpassCount);
framebuffer->framebuffer->depthAttachmentIndicies = malloc(sizeof(uint32_t) * framebuffer->framebuffer->subpassCount);
for (int i = 0; i < framebuffer->framebuffer->subpassCount; i++) {
framebuffer->framebuffer->subpasses[i] = [info.renderPassDescriptor->renderPassDescriptor->subpasses[i] copy];
MTLRenderPassDescriptor* pass = framebuffer->framebuffer->subpasses[i];
@@ -22,15 +27,20 @@ gnReturnCode createMetalFramebuffer(gnFramebuffer framebuffer, gnOutputDevice de
colorPass.texture = info.attachments[info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].colorAttachments[c].attachmentIndex]->texture->texture;
if (info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].colorAttachments[c].resolveAttachmentIndex >= 0)
colorPass.resolveTexture = info.attachments[info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].colorAttachments[c].resolveAttachmentIndex]->texture->texture;
framebuffer->framebuffer->clearCopies[info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].colorAttachments[c].attachmentIndex].clear = gnTrue;
framebuffer->framebuffer->clearCopies[info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].colorAttachments[c].attachmentIndex].descriptor = colorPass;
}
if (info.attachments[i]->info.format == GN_FORMAT_D24S8_UINT || info.attachments[i]->info.format == GN_FORMAT_D32S8_UINT) {
if (info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].depthAttachmentIndex >= 0) {
MTLRenderPassDepthAttachmentDescriptor* depthAttachment = framebuffer->framebuffer->subpasses[i].depthAttachment;
depthAttachment.texture = info.attachments[i]->texture->texture;
MTLRenderPassStencilAttachmentDescriptor* stencilAttachment = framebuffer->framebuffer->subpasses[i].stencilAttachment;
stencilAttachment.texture = info.attachments[i]->texture->texture;
depthAttachment.texture = info.attachments[info.renderPassDescriptor->renderPassDescriptor->copyInfos[i].depthAttachmentIndex]->texture->texture;
}
// if (info.attachments[i]->info.format == GN_FORMAT_D24S8_UINT || info.attachments[i]->info.format == GN_FORMAT_D32S8_UINT) {
// framebuffer->framebuffer->depthAttachmentIndicies[i] = i;
// MTLRenderPassStencilAttachmentDescriptor* stencilAttachment = framebuffer->framebuffer->subpasses[i].stencilAttachment;
// stencilAttachment.texture = info.attachments[i]->texture->texture;
// }
}
return GN_SUCCESS;