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https://github.com/Yours3lf/rpi-vk-driver.git
synced 2025-03-21 12:29:15 +01:00
starting to figure out why mipmapping is incorrect at lower levels
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@ -770,11 +770,11 @@ void recordCommandBuffers()
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vkCmdPushConstants(presentCommandBuffers[i], samplePipelineLayout, VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(pushConstants), &pushConstants);
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// float mipBias = 3.0f;
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// uint32_t fragPushConstants[1];
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// fragPushConstants[0] = *(uint32_t*)&mipBias;
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float mipBias = 0.0f;
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uint32_t fragPushConstants[1];
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fragPushConstants[0] = *(uint32_t*)&mipBias;
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// vkCmdPushConstants(presentCommandBuffers[i], samplePipelineLayout, VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(fragPushConstants), &fragPushConstants);
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vkCmdPushConstants(presentCommandBuffers[i], samplePipelineLayout, VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(fragPushConstants), &fragPushConstants);
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vkCmdDraw(presentCommandBuffers[i], tris, 1, 0, 0);
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@ -1041,12 +1041,12 @@ void CreateShaders()
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///r0 = varyingY * W
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"sig_none ; r2 = fadd.always(r0, r5, pay_zw, vary) ; r0 = fmul.always(a, b) ;"
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///r3 = r0 + r5 (C)
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///"sig_none ; r3 = fadd.pm.always(r0, r5, nop, uni) ; r0 = v8min.always(b, b) ;"
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"sig_none ; r3 = fadd.pm.always(r0, r5) ; nop = nop(r0, r0) ;"
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"sig_none ; r3 = fadd.pm.always(r0, r5, nop, uni) ; r0 = v8min.always(b, b) ;"
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///"sig_none ; r3 = fadd.pm.always(r0, r5) ; nop = nop(r0, r0) ;"
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///write texture addresses (x, y)
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///writing tmu0_s signals that all coordinates are written
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///"sig_small_imm ; tmu0_b = or.always(b, b, nop, 0x3f800000) ; nop = nop(r0, r0) ;"
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///"sig_none ; tmu0_b = or.always(r0, r0) ; nop = nop(r0, r0) ;"
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"sig_none ; tmu0_b = or.always(r0, r0) ; nop = nop(r0, r0) ;"
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"sig_none ; tmu0_t = or.always(r3, r3) ; nop = nop(r0, r0) ;"
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"sig_none ; tmu0_s = or.always(r2, r2) ; nop = nop(r0, r0) ;"
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///suspend thread (after 2 nops) to wait for TMU request to finish
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@ -1118,15 +1118,14 @@ void CreateShaders()
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VkRpiAssemblyMappingEXT fragmentMappings[] = {
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//fragment shader uniforms
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// {
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// VK_RPI_ASSEMBLY_MAPPING_TYPE_PUSH_CONSTANT,
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// VK_DESCRIPTOR_TYPE_MAX_ENUM, //descriptor type
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// 0, //descriptor set #
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// 0, //descriptor binding #
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// 0, //descriptor array element #
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// 0, //resource offset
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// VK_SHADER_STAGE_FRAGMENT_BIT
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// },
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{
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VK_RPI_ASSEMBLY_MAPPING_TYPE_PUSH_CONSTANT,
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VK_DESCRIPTOR_TYPE_MAX_ENUM, //descriptor type
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0, //descriptor set #
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0, //descriptor binding #
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0, //descriptor array element #
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0, //resource offset
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},
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{
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VK_RPI_ASSEMBLY_MAPPING_TYPE_DESCRIPTOR,
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VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, //descriptor type
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@ -1626,16 +1625,16 @@ void CreateTexture()
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VkSamplerCreateInfo sampler = {};
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sampler.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO;
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//sampler.magFilter = VK_FILTER_NEAREST;
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sampler.magFilter = VK_FILTER_LINEAR;
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// sampler.minFilter = VK_FILTER_NEAREST;
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sampler.minFilter = VK_FILTER_LINEAR;
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sampler.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR;
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//sampler.mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST;
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sampler.magFilter = VK_FILTER_NEAREST;
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//sampler.magFilter = VK_FILTER_LINEAR;
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sampler.minFilter = VK_FILTER_NEAREST;
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//sampler.minFilter = VK_FILTER_LINEAR;
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//sampler.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR;
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sampler.mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST;
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sampler.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT;
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sampler.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT;
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sampler.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT;
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//sampler.mipLodBias = 1.0f; //disable auto lod
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sampler.mipLodBias = 1.0f; //disable auto lod
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sampler.compareOp = VK_COMPARE_OP_NEVER;
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sampler.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
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vkCreateSampler(device, &sampler, 0, &textureSampler);
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