render: Flip textures in case of inverted_y
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6c7e1c867c
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@ -85,6 +85,7 @@ struct wlr_texture {
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bool valid;
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uint32_t format;
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int width, height;
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bool inverted_y;
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struct wl_signal destroy_signal;
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struct wl_resource *resource;
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};
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@ -179,7 +179,8 @@ static bool wlr_gles2_render_texture(struct wlr_renderer *wlr_renderer,
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wlr_texture_bind(texture);
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GL_CALL(glUniformMatrix4fv(0, 1, GL_FALSE, *matrix));
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GL_CALL(glUniform1f(2, alpha));
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GL_CALL(glUniform1i(1, texture->inverted_y));
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GL_CALL(glUniform1f(3, alpha));
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draw_quad();
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return true;
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}
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@ -50,6 +50,7 @@ const GLchar ellipse_fragment_src[] =
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// Textured quads
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const GLchar vertex_src[] =
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"uniform mat4 proj;"
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"uniform bool invert_y;"
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"attribute vec2 pos;"
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"attribute vec2 texcoord;"
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"varying vec2 v_texcoord;"
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@ -69,7 +70,11 @@ const GLchar vertex_src[] =
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"}"
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"void main() {"
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" gl_Position = transpose(proj) * vec4(pos, 0.0, 1.0);"
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" v_texcoord = texcoord;"
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" if (invert_y) {"
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" v_texcoord = vec2(texcoord.s, 1.0 - texcoord.t);"
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" } else {"
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" v_texcoord = texcoord;"
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" }"
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"}";
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const GLchar fragment_src_rgba[] =
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@ -164,6 +164,7 @@ static bool gles2_texture_upload_drm(struct wlr_texture *_tex,
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EGLint inverted_y;
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wlr_egl_query_buffer(tex->egl, buf, EGL_WAYLAND_Y_INVERTED_WL, &inverted_y);
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tex->wlr_texture.inverted_y = !!inverted_y;
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GLenum target;
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const struct pixel_format *pf;
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