2023-02-01 15:23:51 +00:00
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/************************************************************//**
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*
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* @file: graphics_internal.h
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* @author: Martin Fouilleul
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* @date: 23/01/2023
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* @revision:
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*
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*****************************************************************/
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#ifndef __GRAPHICS_INTERNAL_H_
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#define __GRAPHICS_INTERNAL_H_
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#include"graphics.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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2023-02-20 15:49:44 +00:00
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//---------------------------------------------------------------
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2023-02-25 14:23:15 +00:00
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// surface interface
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2023-02-20 15:49:44 +00:00
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//---------------------------------------------------------------
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2023-02-01 15:23:51 +00:00
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typedef struct mg_surface_data mg_surface_data;
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typedef void (*mg_surface_destroy_proc)(mg_surface_data* surface);
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typedef void (*mg_surface_prepare_proc)(mg_surface_data* surface);
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typedef void (*mg_surface_present_proc)(mg_surface_data* surface);
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2023-02-08 10:49:00 +00:00
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typedef void (*mg_surface_swap_interval_proc)(mg_surface_data* surface, int swap);
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2023-02-08 17:22:54 +00:00
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typedef vec2 (*mg_surface_contents_scaling_proc)(mg_surface_data* surface);
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typedef mp_rect (*mg_surface_get_frame_proc)(mg_surface_data* surface);
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typedef void (*mg_surface_set_frame_proc)(mg_surface_data* surface, mp_rect frame);
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typedef bool (*mg_surface_get_hidden_proc)(mg_surface_data* surface);
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typedef void (*mg_surface_set_hidden_proc)(mg_surface_data* surface, bool hidden);
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typedef struct mg_surface_data
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{
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mg_backend_id backend;
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mg_surface_destroy_proc destroy;
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mg_surface_prepare_proc prepare;
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mg_surface_present_proc present;
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2023-02-08 10:49:00 +00:00
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mg_surface_swap_interval_proc swapInterval;
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mg_surface_contents_scaling_proc contentsScaling;
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mg_surface_get_frame_proc getFrame;
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mg_surface_set_frame_proc setFrame;
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mg_surface_get_hidden_proc getHidden;
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mg_surface_set_hidden_proc setHidden;
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} mg_surface_data;
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mg_surface mg_surface_alloc_handle(mg_surface_data* surface);
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mg_surface_data* mg_surface_data_from_handle(mg_surface handle);
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//---------------------------------------------------------------
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2023-02-25 14:23:15 +00:00
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// canvas backend interface
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//---------------------------------------------------------------
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typedef struct mg_image_data
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{
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list_elt listElt;
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u32 generation;
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2023-02-23 16:07:41 +00:00
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vec2 size;
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} mg_image_data;
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typedef struct mg_vertex_layout
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{
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u32 maxVertexCount;
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u32 maxIndexCount;
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char* posBuffer;
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u32 posStride;
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char* cubicBuffer;
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u32 cubicStride;
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2023-02-24 17:50:46 +00:00
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char* uvTransformBuffer;
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u32 uvTransformStride;
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char* colorBuffer;
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u32 colorStride;
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2023-02-09 15:14:15 +00:00
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char* shapeIndexBuffer;
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u32 shapeIndexStride;
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char* clipBuffer;
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u32 clipStride;
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char* indexBuffer;
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u32 indexStride;
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} mg_vertex_layout;
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typedef struct mg_canvas_backend mg_canvas_backend;
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typedef void (*mg_canvas_backend_destroy_proc)(mg_canvas_backend* backend);
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2023-02-02 17:57:57 +00:00
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typedef void (*mg_canvas_backend_begin_proc)(mg_canvas_backend* backend);
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typedef void (*mg_canvas_backend_end_proc)(mg_canvas_backend* backend);
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typedef void (*mg_canvas_backend_clear_proc)(mg_canvas_backend* backend, mg_color clearColor);
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2023-02-24 11:01:00 +00:00
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typedef void (*mg_canvas_backend_draw_batch_proc)(mg_canvas_backend* backend, mg_image_data* imageData, u32 vertexCount, u32 shapeCount, u32 indexCount);
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typedef void (*mg_canvas_backend_atlas_upload_proc)(mg_canvas_backend* backend, mp_rect rect, u8* bytes);
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typedef mg_image_data* (*mg_canvas_backend_image_create_proc)(mg_canvas_backend* backend, vec2 size);
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typedef void (*mg_canvas_backend_image_destroy_proc)(mg_canvas_backend* backend, mg_image_data* image);
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typedef void (*mg_canvas_backend_image_upload_region_proc)(mg_canvas_backend* backend, mg_image_data* image, mp_rect region, u8* pixels);
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typedef struct mg_canvas_backend
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{
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mg_vertex_layout vertexLayout;
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mg_canvas_backend_destroy_proc destroy;
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mg_canvas_backend_begin_proc begin;
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mg_canvas_backend_end_proc end;
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mg_canvas_backend_clear_proc clear;
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mg_canvas_backend_draw_batch_proc drawBatch;
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2023-02-23 16:07:41 +00:00
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mg_canvas_backend_image_create_proc imageCreate;
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mg_canvas_backend_image_destroy_proc imageDestroy;
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mg_canvas_backend_image_upload_region_proc imageUploadRegion;
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2023-02-01 15:23:51 +00:00
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2023-02-23 16:07:41 +00:00
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mg_canvas_backend_atlas_upload_proc atlasUpload;
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2023-02-23 16:07:41 +00:00
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} mg_canvas_backend;
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2023-02-01 15:23:51 +00:00
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif //__GRAPHICS_INTERNAL_H_
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