[Kompjuta] Implement buffers

Author: RobDangerous

backends/gpu/kompjuta/includes/kore3/kompjuta/buffer_structs.h

@@ -18,7 +18,7 @@ typedef enum kore_kompjuta_buffer_usage {
 } kore_kompjuta_buffer_usage;
 
 typedef struct kore_kompjuta_buffer {
-	int nothing;
+	void *data;
 } kore_kompjuta_buffer;
 
 #ifdef __cplusplus

backends/gpu/kompjuta/sources/buffer.c

@@ -9,19 +9,21 @@ void kore_kompjuta_buffer_set_name(kore_gpu_buffer *buffer, const char *name) {}
 void kore_kompjuta_buffer_destroy(kore_gpu_buffer *buffer) {}
 
 void *kore_kompjuta_buffer_try_to_lock_all(kore_gpu_buffer *buffer) {
-	return NULL;
+	return buffer->kompjuta.data;
 }
 
 void *kore_kompjuta_buffer_lock_all(kore_gpu_buffer *buffer) {
-	return NULL;
+	return buffer->kompjuta.data;
 }
 
 void *kore_kompjuta_buffer_try_to_lock(kore_gpu_buffer *buffer, uint64_t offset, uint64_t size) {
-	return NULL;
+	uint8_t *data = (uint8_t *)buffer->kompjuta.data;
+	return &data[offset];
 }
 
 void *kore_kompjuta_buffer_lock(kore_gpu_buffer *buffer, uint64_t offset, uint64_t size) {
-	return NULL;
+	uint8_t *data = (uint8_t *)buffer->kompjuta.data;
+	return &data[offset];
 }
 
 void kore_kompjuta_buffer_unlock(kore_gpu_buffer *buffer) {}

backends/gpu/kompjuta/sources/device.c

@@ -17,7 +17,9 @@ void kore_kompjuta_device_destroy(kore_gpu_device *device) {}
 
 void kore_kompjuta_device_set_name(kore_gpu_device *device, const char *name) {}
 
-void kore_kompjuta_device_create_buffer(kore_gpu_device *device, const kore_gpu_buffer_parameters *parameters, kore_gpu_buffer *buffer) {}
+void kore_kompjuta_device_create_buffer(kore_gpu_device *device, const kore_gpu_buffer_parameters *parameters, kore_gpu_buffer *buffer) {
+	buffer->kompjuta.data = malloc(parameters->size);
+}
 
 void kore_kompjuta_device_create_command_list(kore_gpu_device *device, kore_gpu_command_list_type type, kore_gpu_command_list *list) {
 	list->kompjuta.commands_count  = 1024;