diff options
Diffstat (limited to 'libdimension/gl.c')
| -rw-r--r-- | libdimension/gl.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libdimension/gl.c b/libdimension/gl.c index c6a2da5..2800484 100644 --- a/libdimension/gl.c +++ b/libdimension/gl.c @@ -28,7 +28,7 @@ #include <stdlib.h> #include <stdint.h> -/* Optimize canvas for GL drawing */ +// Optimize canvas for GL drawing int dmnsn_gl_optimize_canvas(dmnsn_canvas *canvas) { @@ -36,14 +36,14 @@ dmnsn_gl_optimize_canvas(dmnsn_canvas *canvas) return 0; } -/* Write canvas to GL framebuffer. Returns 0 on success, nonzero on failure */ +// Write canvas to GL framebuffer. Returns 0 on success, nonzero on failure int dmnsn_gl_write_canvas(const dmnsn_canvas *canvas) { size_t width = canvas->width; size_t height = canvas->height; - /* Check if we can optimize this */ + // Check if we can optimize this dmnsn_canvas_optimizer *optimizer = dmnsn_canvas_find_optimizer(canvas, dmnsn_rgba8_optimizer_fn); if (optimizer) { @@ -51,7 +51,7 @@ dmnsn_gl_write_canvas(const dmnsn_canvas *canvas) return glGetError() == GL_NO_ERROR ? 0 : 1; } - /* We couldn't, so transform the canvas to RGB now */ + // We couldn't, so transform the canvas to RGB now GLubyte *pixels = dmnsn_malloc(4*width*height*sizeof(GLubyte)); for (size_t y = 0; y < height; ++y) { @@ -76,14 +76,14 @@ dmnsn_gl_write_canvas(const dmnsn_canvas *canvas) return glGetError() == GL_NO_ERROR ? 0 : 1; } -/* Read a canvas from a GL framebuffer. Returns NULL on failure. */ +// Read a canvas from a GL framebuffer. Returns NULL on failure. int dmnsn_gl_read_canvas(dmnsn_canvas *canvas, size_t x0, size_t y0) { size_t width = canvas->width; size_t height = canvas->height; - /* Array of 16-bit ints in RGBA order */ + // Array of 16-bit ints in RGBA order GLushort *pixels = dmnsn_malloc(4*width*height*sizeof(GLushort)); glReadPixels(x0, y0, width, height, GL_RGBA, GL_UNSIGNED_SHORT, pixels); if (glGetError() != GL_NO_ERROR) { |