KittyPatch/kitty
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This commit is contained in:
Kovid Goyal 2017-10-01 09:12:14 +05:30
parent 3cbc20005b
commit 6d960e4130
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GPG Key ID: 06BC317B515ACE7C
4 changed files with 8 additions and 8 deletions
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4
kitty/gl.h
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@ -98,7 +98,7 @@ free_texture_impl(GLuint *tex_id) {
}
static void
send_image_to_gpu_impl(GLuint *tex_id, const void* data, GLsizei width, GLsizei height, bool is_rgb, bool is_4byte_aligned) {
send_image_to_gpu_impl(GLuint *tex_id, const void* data, GLsizei width, GLsizei height, bool is_opaque, bool is_4byte_aligned) {
if (!(*tex_id)) { glGenTextures(1, tex_id); check_gl(); }
glBindTexture(GL_TEXTURE_2D, *tex_id); check_gl();
glPixelStorei(GL_UNPACK_ALIGNMENT, is_4byte_aligned ? 4 : 1); check_gl();
@ -106,7 +106,7 @@ send_image_to_gpu_impl(GLuint *tex_id, const void* data, GLsizei width, GLsizei
glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); check_gl();
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, is_rgb ? GL_RGB : GL_RGBA, GL_UNSIGNED_BYTE, data); check_gl();
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, is_opaque ? GL_RGB : GL_RGBA, GL_UNSIGNED_BYTE, data); check_gl();
}

8
kitty/graphics.c
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@ -338,7 +338,7 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
case PNG:
if (g->data_sz > MAX_DATA_SZ) ABRT(EINVAL, "PNG data size too large");
img->load_data.is_4byte_aligned = true;
img->load_data.is_rgb = false;
img->load_data.is_opaque = false;
img->load_data.data_sz = g->data_sz ? g->data_sz : 1024 * 100;
break;
case RGB:
@ -346,7 +346,7 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
img->load_data.data_sz = g->data_width * g->data_height * (fmt / 8);
if (!img->load_data.data_sz) ABRT(EINVAL, "Zero width/height not allowed");
img->load_data.is_4byte_aligned = fmt == RGBA || (img->width % 4 == 0);
img->load_data.is_rgb = fmt == RGB;
img->load_data.is_opaque = fmt == RGB;
break;
default:
ABRT(EINVAL, "Unknown image format: %u", fmt);
@ -448,10 +448,10 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
} else img->load_data.data = img->load_data.mapped_file;
}
}
size_t required_sz = (img->load_data.is_rgb ? 3 : 4) * img->width * img->height;
size_t required_sz = (img->load_data.is_opaque ? 3 : 4) * img->width * img->height;
if (img->load_data.data_sz != required_sz) ABRT(EINVAL, "Image dimensions: %ux%u do not match data size: %zu, expected size: %zu", img->width, img->height, img->load_data.data_sz, required_sz);
if (LIKELY(img->data_loaded && send_to_gpu)) {
send_image_to_gpu(&img->texture_id, img->load_data.data, img->width, img->height, img->load_data.is_rgb, img->load_data.is_4byte_aligned);
send_image_to_gpu(&img->texture_id, img->load_data.data, img->width, img->height, img->load_data.is_opaque, img->load_data.is_4byte_aligned);
free_load_data(&img->load_data);
}
return img;

2
kitty/graphics.h
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@ -25,7 +25,7 @@ typedef struct {
size_t data_sz;
uint8_t *data;
bool is_4byte_aligned;
bool is_rgb;
bool is_opaque;
} LoadData;
typedef struct {

2
kitty/state.h
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@ -102,4 +102,4 @@ EXTERNAL_FUNC(draw_cells, void, ssize_t, float, float, float, float, Screen *, C
EXTERNAL_FUNC(draw_cursor, void, CursorRenderInfo *);
EXTERNAL_FUNC(update_viewport_size, void, int, int);
EXTERNAL_FUNC(free_texture, void, uint32_t*);
EXTERNAL_FUNC(send_image_to_gpu, void, uint32_t*, const void*, int32_t width, int32_t height, bool is_rgba, bool is_4byte_aligned);
EXTERNAL_FUNC(send_image_to_gpu, void, uint32_t*, const void*, int32_t, int32_t, bool, bool);