render/gles2: use format bpp when reading pixels

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emersion 2018-01-26 23:13:41 +01:00
parent 4fa90b0511
commit f34a1b75eb
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GPG key ID: 0FDE7BE0E88F5E48
2 changed files with 5 additions and 1 deletions

View file

@ -25,12 +25,16 @@ struct pixel_format formats[] = {
}, },
{ {
.wl_format = WL_SHM_FORMAT_XBGR8888, .wl_format = WL_SHM_FORMAT_XBGR8888,
.depth = 24,
.bpp = 32,
.gl_format = GL_RGBA, .gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_BYTE, .gl_type = GL_UNSIGNED_BYTE,
.shader = &shaders.rgbx .shader = &shaders.rgbx
}, },
{ {
.wl_format = WL_SHM_FORMAT_ABGR8888, .wl_format = WL_SHM_FORMAT_ABGR8888,
.depth = 32,
.bpp = 32,
.gl_format = GL_RGBA, .gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_BYTE, .gl_type = GL_UNSIGNED_BYTE,
.shader = &shaders.rgba .shader = &shaders.rgba

View file

@ -229,7 +229,7 @@ static bool wlr_gles2_read_pixels(struct wlr_renderer *renderer,
unsigned char *p = data + dst_y * stride; unsigned char *p = data + dst_y * stride;
for (size_t i = src_y; i < src_y + height; ++i) { for (size_t i = src_y; i < src_y + height; ++i) {
glReadPixels(src_x, src_y + height - i - 1, width, 1, fmt->gl_format, glReadPixels(src_x, src_y + height - i - 1, width, 1, fmt->gl_format,
fmt->gl_type, p + i * stride + dst_x * 4); fmt->gl_type, p + i * stride + dst_x * fmt->bpp / 8);
} }
return true; return true;