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new glx: handle blur with opacity

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Now blur can fade out smoothly

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui
2019-03-10 02:04:14 +00:00
parent 34254ff86e
commit a72fb0c755
2 changed files with 9 additions and 10 deletions
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9
src/backend/gl/gl_common.h
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@@ -16,24 +16,18 @@
// Program and uniforms for window shader
typedef struct {
/// GLSL program.
GLuint prog;
/// Location of uniform "opacity" in window GLSL program.
GLint unifm_opacity;
/// Location of uniform "invert_color" in blur GLSL program.
GLint unifm_invert_color;
/// Location of uniform "tex" in window GLSL program.
GLint unifm_tex;
} gl_win_shader_t;
// Program and uniforms for blur shader
typedef struct {
/// GLSL program for blur.
GLuint prog;
/// Location of uniform "offset_x" in blur GLSL program.
GLint unifm_offset_x;
/// Location of uniform "offset_y" in blur GLSL program.
GLint unifm_offset_y;
GLint unifm_opacity;
} gl_blur_shader_t;
/// @brief Wrapper of a binded GLX texture.
@@ -42,6 +36,7 @@ typedef struct gl_texture {
int *refcount;
GLuint texture;
GLenum target;
// The size of the backing texture
int width, height;
// The effective size of the texture
int ewidth, eheight;