144 lines
5.0 KiB
C
144 lines
5.0 KiB
C
/************************************************************//**
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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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#include"mp_app_internal.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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//---------------------------------------------------------------
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// surface interface
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//---------------------------------------------------------------
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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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typedef void (*mg_surface_swap_interval_proc)(mg_surface_data* surface, int swap);
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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 void* (*mg_surface_native_layer_proc)(mg_surface_data* surface);
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typedef mg_surface_id (*mg_surface_remote_id_proc)(mg_surface_data* surface);
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typedef void (*mg_surface_host_connect_proc)(mg_surface_data* surface, mg_surface_id remoteId);
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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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mp_layer layer;
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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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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_native_layer_proc nativeLayer;
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mg_surface_remote_id_proc remoteID;
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mg_surface_host_connect_proc hostConnect;
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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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void mg_surface_init_for_window(mg_surface_data* surface, mp_window_data* window);
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void mg_surface_init_remote(mg_surface_data* surface, u32 width, u32 height);
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void mg_surface_init_host(mg_surface_data* surface, mp_window_data* window);
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void mg_surface_cleanup(mg_surface_data* surface);
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void* mg_surface_native_layer(mg_surface surface);
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//---------------------------------------------------------------
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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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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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char* uvTransformBuffer;
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u32 uvTransformStride;
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char* colorBuffer;
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u32 colorStride;
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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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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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typedef void (*mg_canvas_backend_draw_batch_proc)(mg_canvas_backend* backend,
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mg_image_data* imageData,
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u32 vertexCount,
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u32 shapeCount,
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u32 indexCount);
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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,
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mg_image_data* image,
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mp_rect region,
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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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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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} mg_canvas_backend;
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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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