James Bulman
1757fc4b96
Added some new maths types Updated shaders to use new D_Rect structure Added rect buffers to frames Misc cleanup
86 lines
1.4 KiB
C
86 lines
1.4 KiB
C
#if !defined(LD_DRAW_CORE_H_)
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#define LD_DRAW_CORE_H_
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#define D_MAX_RECTS 1024
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typedef struct D_Image D_Image;
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struct D_Image {
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Str8 name;
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Vk_Image image;
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};
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typedef struct D_Rect D_Rect;
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struct D_Rect {
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U32 texture;
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U32 c[4]; // per-vertex colours
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F32 uv[4];
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F32 angle;
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F32 x, y;
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F32 w, h;
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U32 p0, p1;
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};
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StaticAssert(sizeof(D_Rect) == 64);
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struct G_Camera;
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typedef struct D_Context D_Context;
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struct D_Context {
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Vk_Buffer *rbo;
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U32 n_pipelines;
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Vk_Pipeline *pipelines;
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U32 n_images;
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D_Image *images;
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U32 max_rects;
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U32 n_rects;
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D_Rect *rects;
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U32 window_width;
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U32 window_height;
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struct G_Camera *camera;
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};
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typedef U32 D_RectFlags;
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enum D_RectFlags {
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D_RECT_IGNORE_ASPECT = (1 << 0), // by default only width is used as a "dimension"
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D_RECT_PER_VERTEX_COLOUR = (1 << 1), // split colours per vertex
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};
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typedef struct D_RectOpts D_RectOpts;
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struct D_RectOpts {
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D_RectFlags flags;
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U32 texture;
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R2f uv;
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V2f p;
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F32 angle;
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union {
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F32 w, h;
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F32 scale, _h;
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V2f dim;
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};
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union {
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V4f c;
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V4f vtxc[4];
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};
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};
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function void D_Begin(D_Context *draw, Vk_Frame *frame, U32 max_rects);
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function void D_End(D_Context *draw, Vk_Frame *frame);
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function void _D_Rect(D_Context *draw, D_RectOpts *opts);
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#define D_Rect(draw, x, y, ...) _D_Rect(draw, &(D_RectOpts) { .p = V2F(x, y), .uv = R2F(V2F(0, 0), V2F(1, 1)), .scale = 1, .c = V4F(1, 1, 1, 1), ##__VA_ARGS__ })
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#endif // LD_DRAW_CORE_H_
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