buffer creation and binding

rendering_api/vulkan/src/buffers/vulkan_buffer.c

@@ -49,6 +49,12 @@ gnReturnCode gnCreateBufferFn(gnBufferHandle buffer, gnOutputDeviceHandle device
     vkBindBufferMemory(device->outputDevice->device, buffer->buffer->buffer, buffer->buffer->bufferMemory, 0);
     return GN_SUCCESS;
 }
+void gnBufferDataFn(gnBufferHandle buffer, size_t dataSize, void* data) {
+    void* bufferData;
+    vkMapMemory(buffer->device->outputDevice->device, buffer->buffer->bufferMemory, 0, dataSize, 0, &bufferData);
+    memcpy(bufferData, data, dataSize);
+    vkUnmapMemory(buffer->device->outputDevice->device, buffer->buffer->bufferMemory);
+}
 void gnDestroyBufferFn(gnBufferHandle buffer) {
     vkDestroyBuffer(buffer->device->outputDevice->device, buffer->buffer->buffer, NULL);
     vkFreeMemory(buffer->device->outputDevice->device, buffer->buffer->bufferMemory, NULL);

rendering_api/vulkan/src/commands/commands/vulkan_commands.c

@@ -4,6 +4,7 @@
 #include "framebuffers/vulkan_framebuffer.h"
 #include "commands/command_buffer/vulkan_command_buffer.h"
 #include "pipelines/graphics_pipeline/vulkan_graphics_pipeline.h"
+#include "buffers/vulkan_buffer.h"
 
 void gnCommandBeginRenderPassFn(struct gnCommandBuffer_t* buffer, struct gnRenderPassInfo_t passInfo) {
     VkClearValue* values = malloc(sizeof(VkClearValue) * passInfo.clearValueCount);
@@ -54,6 +55,11 @@ void gnCommandSetScissorFn(struct gnCommandBuffer_t* buffer, struct gnScissor_t
     };
     vkCmdSetScissor(buffer->commandBuffer->buffer, 0, 1, &vkScissor);
 }
+VkDeviceSize offsets[] = {0};
+void gnCommandBindBufferFn(gnCommandBufferHandle buffer, gnBufferHandle bufferToBind, gnBufferType type)  {
+    if (type == GN_VERTEX_BUFFER)
+        vkCmdBindVertexBuffers(buffer->commandBuffer->buffer, 0, 1, &bufferToBind->buffer->buffer, offsets);
+}
 void gnCommandDrawFn(struct gnCommandBuffer_t* buffer, int vertexCount, int firstVertex, int instanceCount, int firstInstance) {
     vkCmdDraw(buffer->commandBuffer->buffer, vertexCount, instanceCount, firstVertex, firstInstance);
 }

src/core/buffers/gryphn_buffer.c

@@ -7,6 +7,9 @@ gnReturnCode gnCreateBuffer(gnBufferHandle* buffer, gnOutputDeviceHandle device,
     (*buffer)->device = device;
     return device->deviceFunctions->_gnCreateBuffer(*buffer, device, info);
 }
+void gnBufferData(gnBufferHandle buffer, size_t dataSize, void* data) {
+    buffer->device->deviceFunctions->_gnBufferData(buffer, dataSize, data);
+}
 void gnDestroyBuffer(gnBufferHandle buffer) {
     buffer->device->deviceFunctions->_gnDestroyBuffer(buffer);
 }

src/core/buffers/gryphn_buffer.h

@@ -20,4 +20,5 @@ struct gnBuffer_t {
 #endif
 
 gnReturnCode gnCreateBuffer(gnBufferHandle* buffer, gnOutputDeviceHandle device, gnBufferInfo info);
+void gnBufferData(gnBufferHandle buffer, size_t dataSize, void* data);
 void gnDestroyBuffer(gnBufferHandle buffer);

src/core/command/commands/gryphn_command.c

@@ -17,7 +17,9 @@ void gnCommandSetViewport(struct gnCommandBuffer_t* buffer, struct gnViewport_t
 void gnCommandSetScissor(struct gnCommandBuffer_t* buffer, struct gnScissor_t scissor) {
     buffer->commandPool->commandFunctions->_gnCommandSetScissor(buffer, scissor);
 }
-
+void gnCommandBindBuffer(gnCommandBufferHandle buffer, gnBufferHandle bufferToBind, gnBufferType type) {
+    buffer->commandPool->commandFunctions->_gnCommandBindBuffer(buffer, bufferToBind, type);
+}
 void gnCommandDraw(struct gnCommandBuffer_t* buffer, int vertexCount, int firstVertex, int instanceCount, int firstInstance) {
     buffer->commandPool->commandFunctions->_gnCommandDraw(buffer, vertexCount, firstVertex, instanceCount, firstInstance);
 }

src/core/command/commands/gryphn_command.h

@@ -1,13 +1,15 @@
-#include "core/command/command_buffer/gryphn_command_buffer.h"
+#include "core/gryphn_handles.h"
-
 
 #include "core/renderpass/gryphn_render_pass.h"
-void gnCommandBeginRenderPass(struct gnCommandBuffer_t* buffer, struct gnRenderPassInfo_t passInfo);
+void gnCommandBeginRenderPass(gnCommandBufferHandle buffer, gnRenderPassInfo passInfo);
-void gnCommandEndRenderPass(struct gnCommandBuffer_t* buffer);
+void gnCommandEndRenderPass(gnCommandBufferHandle buffer);
 
 #include "core/pipelines/graphics_pipeline/gryphn_graphics_pipeline.h"
-void gnCommandBindGraphicsPipeline(struct gnCommandBuffer_t* buffer, struct gnGraphicsPipeline_t* graphicsPipeline);
+void gnCommandBindGraphicsPipeline(gnCommandBufferHandle buffer, gnGraphicsPipelineHandle graphicsPipeline);
-void gnCommandSetViewport(struct gnCommandBuffer_t* buffer, struct gnViewport_t viewport);
+void gnCommandSetViewport(gnCommandBufferHandle buffer, gnViewport viewport);
-void gnCommandSetScissor(struct gnCommandBuffer_t* buffer, struct gnScissor_t scissor);
+void gnCommandSetScissor(gnCommandBufferHandle buffer, gnScissor scissor);
 
-void gnCommandDraw(struct gnCommandBuffer_t* buffer, int vertexCount, int firstVertex, int instanceCount, int firstInstance);
+#include "core/buffers/gryphn_buffer.h"
+void gnCommandBindBuffer(gnCommandBufferHandle buffer, gnBufferHandle bufferToBind, gnBufferType type);
+
+void gnCommandDraw(gnCommandBufferHandle buffer, int vertexCount, int firstVertex, int instanceCount, int firstInstance);

src/core/gryphn_platform_functions.h

@@ -83,7 +83,8 @@ typedef struct gnDeviceFunctions_t {
     void (*_gnDestroySemaphore)(gnSemaphoreHandle semaphore);
 
     gnReturnCode (*_gnCreateBuffer)(gnBufferHandle buffer, gnDeviceHandle device, gnBufferInfo info);
-    gnReturnCode(*_gnDestroyBuffer)(gnBufferHandle buffer);
+    void (*_gnBufferData)(gnBufferHandle buffer, size_t size, void* data);
+    void (*_gnDestroyBuffer)(gnBufferHandle buffer);
 
     gnReturnCode (*_gnCreateFence)(gnFenceHandle fence, gnOutputDeviceHandle device);
     void (*_gnSignalFence)(gnFenceHandle fence);
@@ -110,5 +111,6 @@ typedef struct gnCommandFunctions_t {
     void (*_gnCommandSetViewport)(gnCommandBufferHandle buffer, gnViewport viewport);
     void (*_gnCommandSetScissor)(gnCommandBufferHandle buffer, gnScissor scissor);
 
+    void (*_gnCommandBindBuffer)(gnCommandBufferHandle buffer, gnBufferHandle bufferToBind, gnBufferType type);
     void (*_gnCommandDraw)(gnCommandBufferHandle buffer, int vertexCount, int firstVertex, int instanceCount, int firstInstance);
 } gnCommandFunctions;

src/core/instance/init/gryphn_init.c

@@ -85,6 +85,7 @@ void gnLoadDeviceFunctions(struct gnDynamicLibrary_t* lib, struct gnDeviceFuncti
     gnLoadDLLFunction(lib, functions->_gnCreateSemaphore, "gnCreateSemaphoreFn");
     gnLoadDLLFunction(lib, functions->_gnDestroySemaphore, "gnDestroySemaphoreFn");
     gnLoadDLLFunction(lib, functions->_gnCreateBuffer, "gnCreateBufferFn");
+    gnLoadDLLFunction(lib, functions->_gnBufferData, "gnBufferDataFn");
     gnLoadDLLFunction(lib, functions->_gnDestroyBuffer, "gnDestroyBufferFn");
     gnLoadDLLFunction(lib, functions->_gnCreateFence, "gnCreateFenceFn");
     gnLoadDLLFunction(lib, functions->_gnSignalFence, "gnSignalFenceFn");
@@ -106,5 +107,6 @@ void gnLoadCommandFunctions(struct gnDynamicLibrary_t* lib, struct gnCommandFunc
     gnLoadDLLFunction(lib, functions->_gnCommandBindGraphicsPipeline, "gnCommandBindGraphicsPipelineFn");
     gnLoadDLLFunction(lib, functions->_gnCommandSetViewport, "gnCommandSetViewportFn");
     gnLoadDLLFunction(lib, functions->_gnCommandSetScissor, "gnCommandSetScissorFn");
+    gnLoadDLLFunction(lib, functions->_gnCommandBindBuffer, "gnCommandBindBufferFn");
     gnLoadDLLFunction(lib, functions->_gnCommandDraw, "gnCommandDrawFn");
 }