Support more descriptor types

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/commandlist.cpp

@@ -89,7 +89,16 @@ void kope_d3d12_command_list_draw_indexed(kope_g5_command_list *list, uint32_t i
 }
 
 void kope_d3d12_command_list_set_descriptor_table(kope_g5_command_list *list, uint32_t table_index, kope_d3d12_descriptor_set *set) {
-	D3D12_GPU_DESCRIPTOR_HANDLE gpu_descriptor = list->d3d12.device->descriptor_heap->GetGPUDescriptorHandleForHeapStart();
-	gpu_descriptor.ptr += set->allocation.offset * list->d3d12.device->cbv_srv_uav_increment;
-	list->d3d12.list->SetGraphicsRootDescriptorTable(table_index, gpu_descriptor);
+	if (set->descriptor_count > 0) {
+		D3D12_GPU_DESCRIPTOR_HANDLE gpu_descriptor = list->d3d12.device->descriptor_heap->GetGPUDescriptorHandleForHeapStart();
+		gpu_descriptor.ptr += set->descriptor_allocation.offset * list->d3d12.device->cbv_srv_uav_increment;
+		list->d3d12.list->SetGraphicsRootDescriptorTable(table_index, gpu_descriptor);
+		table_index += 1;
+	}
+
+	if (set->sampler_count > 0) {
+		D3D12_GPU_DESCRIPTOR_HANDLE gpu_descriptor = list->d3d12.device->sampler_heap->GetGPUDescriptorHandleForHeapStart();
+		gpu_descriptor.ptr += set->sampler_allocation.offset * list->d3d12.device->sampler_increment;
+		list->d3d12.list->SetGraphicsRootDescriptorTable(table_index, gpu_descriptor);
+	}
 }

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/d3d12unit.cpp

@@ -5,4 +5,5 @@
 #include "descriptorset.cpp"
 #include "device.cpp"
 #include "pipeline.cpp"
+#include "sampler.cpp"
 #include "texture.cpp"

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/descriptorset.cpp

@@ -2,11 +2,42 @@
 #include "descriptorset_structs.h"
 
 void kope_d3d12_descriptor_set_set_buffer_view_cbv(kope_g5_device *device, kope_d3d12_descriptor_set *set, kope_g5_buffer *buffer, uint32_t index) {
-	D3D12_CONSTANT_BUFFER_VIEW_DESC desc;
+	D3D12_CONSTANT_BUFFER_VIEW_DESC desc = {};
 	desc.BufferLocation = buffer->d3d12.resource->GetGPUVirtualAddress();
 	desc.SizeInBytes = (UINT)buffer->d3d12.size;
 
 	D3D12_CPU_DESCRIPTOR_HANDLE descriptor_handle = device->d3d12.descriptor_heap->GetCPUDescriptorHandleForHeapStart();
-	descriptor_handle.ptr += (set->allocation.offset + index) * device->d3d12.cbv_srv_uav_increment;
+	descriptor_handle.ptr += (set->descriptor_allocation.offset + index) * device->d3d12.cbv_srv_uav_increment;
 	device->d3d12.device->CreateConstantBufferView(&desc, descriptor_handle);
 }
+
+void kope_d3d12_descriptor_set_set_texture_view_srv(kope_g5_device *device, kope_d3d12_descriptor_set *set, kope_g5_texture *texture, uint32_t index) {
+	D3D12_SHADER_RESOURCE_VIEW_DESC desc = {};
+	desc.ViewDimension = D3D12_SRV_DIMENSION_TEXTURE2D;
+	desc.Shader4ComponentMapping = D3D12_DEFAULT_SHADER_4_COMPONENT_MAPPING;
+	desc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
+	desc.Texture2D.MipLevels = 1;
+	desc.Texture2D.MostDetailedMip = 0;
+	desc.Texture2D.ResourceMinLODClamp = 0.0f;
+
+	D3D12_CPU_DESCRIPTOR_HANDLE descriptor_handle = device->d3d12.descriptor_heap->GetCPUDescriptorHandleForHeapStart();
+	descriptor_handle.ptr += (set->descriptor_allocation.offset + index) * device->d3d12.cbv_srv_uav_increment;
+	device->d3d12.device->CreateShaderResourceView(texture->d3d12.resource, &desc, descriptor_handle);
+}
+
+void kope_d3d12_descriptor_set_set_sampler(kope_g5_device *device, kope_d3d12_descriptor_set *set, kope_g5_sampler *sampler, uint32_t index) {
+	D3D12_SAMPLER_DESC desc = {};
+	desc.Filter = D3D12_FILTER_MIN_MAG_MIP_POINT;
+	desc.AddressU = D3D12_TEXTURE_ADDRESS_MODE_WRAP;
+	desc.AddressV = D3D12_TEXTURE_ADDRESS_MODE_WRAP;
+	desc.AddressW = D3D12_TEXTURE_ADDRESS_MODE_WRAP;
+	desc.MinLOD = 0.0f;
+	desc.MaxLOD = 1.0f;
+	desc.MipLODBias = 0.0f;
+	desc.MaxAnisotropy = 1;
+	desc.ComparisonFunc = D3D12_COMPARISON_FUNC_LESS_EQUAL;
+
+	D3D12_CPU_DESCRIPTOR_HANDLE descriptor_handle = device->d3d12.sampler_heap->GetCPUDescriptorHandleForHeapStart();
+	descriptor_handle.ptr += (set->sampler_allocation.offset + index) * device->d3d12.sampler_increment;
+	device->d3d12.device->CreateSampler(&desc, descriptor_handle);
+}

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/descriptorset_functions.h

@@ -5,11 +5,15 @@
 #include "descriptorset_structs.h"
 #include "device_structs.h"
 
+#include <kope/graphics5/sampler.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 void kope_d3d12_descriptor_set_set_buffer_view_cbv(kope_g5_device *device, kope_d3d12_descriptor_set *set, kope_g5_buffer *buffer, uint32_t index);
+void kope_d3d12_descriptor_set_set_texture_view_srv(kope_g5_device *device, kope_d3d12_descriptor_set *set, kope_g5_texture *texture, uint32_t index);
+void kope_d3d12_descriptor_set_set_sampler(kope_g5_device *device, kope_d3d12_descriptor_set *set, kope_g5_sampler *sampler, uint32_t index);
 
 #ifdef __cplusplus
 }

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/descriptorset_structs.h

@@ -12,8 +12,11 @@ extern "C" {
 #endif
 
 typedef struct kope_d3d12_descriptor_set {
-	oa_allocation_t allocation;
+	oa_allocation_t descriptor_allocation;
 	size_t descriptor_count;
+
+	oa_allocation_t sampler_allocation;
+	size_t sampler_count;
 } kope_d3d12_descriptor_set;
 
 #ifdef __cplusplus

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/device.cpp

@@ -491,7 +491,14 @@ void kope_d3d12_device_execute_command_list(kope_g5_device *device, kope_g5_comm
 	}
 }
 
-void kope_d3d12_device_create_descriptor_set(kope_g5_device *device, uint32_t descriptor_count, kope_d3d12_descriptor_set *set) {
-	oa_allocate(&device->d3d12.descriptor_heap_allocator, descriptor_count, &set->allocation);
+void kope_d3d12_device_create_descriptor_set(kope_g5_device *device, uint32_t descriptor_count, uint32_t sampler_count, kope_d3d12_descriptor_set *set) {
+	if (descriptor_count > 0) {
+		oa_allocate(&device->d3d12.descriptor_heap_allocator, descriptor_count, &set->descriptor_allocation);
+	}
 	set->descriptor_count = descriptor_count;
+
+	if (sampler_count > 0) {
+		oa_allocate(&device->d3d12.sampler_heap_allocator, sampler_count, &set->sampler_allocation);
+	}
+	set->sampler_count = sampler_count;
 }

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/device_functions.h

@@ -21,7 +21,7 @@ void kope_d3d12_device_create_command_list(kope_g5_device *device, kope_g5_comma
 
 void kope_d3d12_device_create_texture(kope_g5_device *device, const kope_g5_texture_parameters *parameters, kope_g5_texture *texture);
 
-void kope_d3d12_device_create_descriptor_set(kope_g5_device *device, uint32_t descriptor_count, kope_d3d12_descriptor_set *set);
+void kope_d3d12_device_create_descriptor_set(kope_g5_device *device, uint32_t descriptor_count, uint32_t sampler_count, kope_d3d12_descriptor_set *set);
 
 kope_g5_texture *kope_d3d12_device_get_framebuffer(kope_g5_device *device);
 

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/sampler.cpp

@@ -0,0 +1,5 @@
+#include "sampler_functions.h"
+
+#include "d3d12unit.h"
+
+#include <kope/graphics5/sampler.h>

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/sampler_functions.h

@@ -0,0 +1,14 @@
+#ifndef KOPE_D3D12_SAMPLER_FUNCTIONS_HEADER
+#define KOPE_D3D12_SAMPLER_FUNCTIONS_HEADER
+
+#include <kope/graphics5/sampler.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

Backends/Graphics5/Direct3D12/Sources/kope/direct3d12/sampler_structs.h

@@ -0,0 +1,18 @@
+#ifndef KOPE_D3D12_SAMPLER_STRUCTS_HEADER
+#define KOPE_D3D12_SAMPLER_STRUCTS_HEADER
+
+#include "d3d12mini.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct kope_d3d12_sampler {
+	int nothing;
+} kope_d3d12_sampler;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

Sources/kope/graphics5/g5unit.c

@@ -4,4 +4,5 @@
 #include "commandlist.c"
 #include "device.c"
 #include "graphics.c"
+#include "sampler.c"
 #include "texture.c"

Sources/kope/graphics5/sampler.c

@@ -0,0 +1,9 @@
+#include "sampler.h"
+
+#ifdef KOPE_DIRECT3D12
+#include <kope/direct3d12/sampler_functions.h>
+#endif
+
+#ifdef KOPE_VULKAN
+#include <kope/vulkan/sampler_functions.h>
+#endif

Sources/kope/graphics5/sampler.h

@@ -0,0 +1,28 @@
+#ifndef KOPE_G5_SAMPLER_HEADER
+#define KOPE_G5_SAMPLER_HEADER
+
+#include <kope/global.h>
+
+#include "api.h"
+
+#ifdef KOPE_DIRECT3D12
+#include <kope/direct3d12/sampler_structs.h>
+#endif
+
+#ifdef KOPE_VULKAN
+#include <kope/vulkan/sampler_structs.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct kope_g5_sampler {
+	KOPE_G5_IMPL(texture);
+} kope_g5_sampler;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif