diff options
Diffstat (limited to 'src/symbols-gl.h')
| -rw-r--r-- | src/symbols-gl.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/src/symbols-gl.h b/src/symbols-gl.h deleted file mode 100644 index 4c6db67..0000000 --- a/src/symbols-gl.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef VEGA_SYMBOLS_GL_H -#define VEGA_SYMBOLS_GL_H -#include "symbols.h" -#include <GLES3/gl31.h> - -/* Symbols drawn by the GPU (OpenGL ES 3.1): the file's point table goes up - * as it is, one storage buffer, and each pixel of a symbol's box sums the - * exact area of the curves crossing its row, as vega_coverage does. Rows - * are cut into bands at upload, each listing its curves, so a pixel reads - * only those. Needs a current context. */ -typedef struct { - GLuint program, points, bands, instances, array; - GLint viewport; -} VegaGl; - -/* A symbol placed: its origin in pixels from the target's top left, and - * pixels per unit. */ -typedef struct { float x, y, scale; uint32_t symbol; } VegaGlyph; - -bool vega_gl_open(VegaGl *, const VegaSymbols *, char *error, size_t error_size); -/* Coverage added into the red channel of the bound framebuffer. */ -void vega_gl_draw(VegaGl *, const VegaSymbols *, const VegaGlyph *, uint32_t count, int width, int height); -void vega_gl_close(VegaGl *); -#endif |
