sampler def

include/gpu/api/gpudef.h

@@ -35,6 +35,7 @@ extern "C" {
 #include "swapchain.h"
 #include "frame.h"
 #include "descriptor.h"
+#include "sampler.h"
 
 typedef struct GPUApi {
   GPUBackend          backend;
@@ -52,6 +53,7 @@ typedef struct GPUApi {
   GPUApiSwapChain     swapchain;
   GPUApiFrame         frame;
   GPUApiDescriptor    descriptor;
+  GPUApiSampler       sampler;
   void               *reserved;
 } GPUApi;
 

include/gpu/api/sampler.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2020 Recep Aslantas
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef gpu_gpudef_sampler_h
+#define gpu_gpudef_sampler_h
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "../common.h"
+#include "../gpu.h"
+
+struct GPUApi;
+
+typedef struct GPUApiSampler {
+  GPUSampler *(*createSampler)(struct GPUApi *__restrict api);
+} GPUApiSampler;
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* gpu_gpudef_sampler_h */

include/gpu/gpu.h

@@ -41,6 +41,7 @@ extern "C" {
 #include "frame.h"
 #include "feature.h"
 #include "descriptor.h"
+#include "sampler.h"
 
 typedef enum GPUBackend {
   GPU_BACKEND_NULL    = 0,

include/gpu/sampler.h

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2020 Recep Aslantas
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef gpu_sampler_h
+#define gpu_sampler_h
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "common.h"
+
+typedef struct GPUSampler {
+  void *_priv;
+} GPUSampler;
+
+GPU_EXPORT
+GPUSampler*
+GPUCreateSampler(GPUDevice *__restrict device);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* gpu_sampler_h */

src/api/sampler.c

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2020 Recep Aslantas
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "../common.h"
+
+GPU_EXPORT
+GPUSampler*
+GPUCreateSampler(GPUDevice *__restrict device) {
+  GPUApi *api;
+
+  if (!(api = gpuActiveGPUApi()))
+    return NULL;
+
+  return api->sampler.createSampler(api);
+}

src/backend/dx12/impl.h

@@ -30,5 +30,6 @@ GPU_HIDE void dx12_initCmdQue(GPUApiCommandQueue* api);
 GPU_HIDE void dx12_initSwapChain(GPUApiSwapChain* apiSwapChain);
 GPU_HIDE void dx12_initFrame(GPUApiFrame *apiFrame);
 GPU_HIDE void dx12_initDescriptor(GPUApiDescriptor *apiDescriptor);
+GPU_HIDE void dx12_initSampler(GPUApiSampler *apiSampler);
 
 #endif /* dx12_apis_h */