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render/vulkan: Use image view swizzles instead of shader hack

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Signed-off-by: Joshua Ashton <joshua@froggi.es>
This commit is contained in:
Joshua Ashton 2021-10-16 15:31:48 +01:00 • committed by Simon Ser
parent e22a386319
commit b62ce3c3c8
3 changed files with 13 additions and 23 deletions
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11
render/vulkan/renderer.c
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@ -794,17 +794,6 @@ static bool vulkan_render_subtexture_with_matrix(struct wlr_renderer *wlr_render
vert_pcr_data.uv_size[1] = -vert_pcr_data.uv_size[1];
}
// When the texture itself does not have alpha information we want
// to ignore the sampled value and just use the alpha passed here,
// we pass a negative value to communicate that.
// See the texture.frag shader for more details.
const struct wlr_pixel_format_info *format_info = drm_get_pixel_format_info(
texture->format->drm_format);
assert(format_info);
if (!format_info->has_alpha) {
alpha *= -1;
}
vkCmdPushConstants(cb, renderer->pipe_layout,
VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(vert_pcr_data), &vert_pcr_data);
vkCmdPushConstants(cb, renderer->pipe_layout,