gistfile1.txt

diff --git a/src/common.h b/src/common.h
index 193bc2a..74013da 100644
--- a/src/common.h
+++ b/src/common.h
@@ -109,6 +109,13 @@ typedef struct glx_prog_main {
        GLint unifm_tex;
        /// Location of uniform "time" in window GLSL program.
        GLint unifm_time;
+    /// Location of the uniform "resolution" in window GLSL program.
+    GLint unifm_win_resolution;
+    GLint unifm_root_resolution;
+    /// Location of uniform "texcoord" in rounded-corners GLSL program.
+       GLint unifm_texcoord;
+       /// Location of uniform "texsize" in rounded-corners GLSL program.
+       GLint unifm_texsize;
 } glx_prog_main_t;
 
 #define GLX_PROG_MAIN_INIT                                                               \
diff --git a/src/opengl.c b/src/opengl.c
index 5d2d66c..03ea54f 100644
--- a/src/opengl.c
+++ b/src/opengl.c
@@ -225,6 +225,10 @@ static void glx_free_prog_main(glx_prog_main_t *pprogram) {
        pprogram->unifm_opacity = -1;
        pprogram->unifm_invert_color = -1;
        pprogram->unifm_tex = -1;
+       pprogram->unifm_win_resolution = -1;
+       pprogram->unifm_root_resolution = -1;
+       pprogram->unifm_texcoord = -1;
+       pprogram->unifm_texsize = -1;
 }
 
 /**
@@ -596,6 +600,11 @@ bool glx_load_prog_main(const char *vshader_str, const char *fshader_str,
        P_GET_UNIFM_LOC("invert_color", unifm_invert_color);
        P_GET_UNIFM_LOC("tex", unifm_tex);
        P_GET_UNIFM_LOC("time", unifm_time);
+       P_GET_UNIFM_LOC("window_resolution", unifm_win_resolution);
+       P_GET_UNIFM_LOC("root_resolution", unifm_root_resolution);
+       P_GET_UNIFM_LOC("texture_coords", unifm_texcoord);
+       P_GET_UNIFM_LOC("texture_size", unifm_texsize);
+
 #undef P_GET_UNIFM_LOC
 
        gl_check_err();
@@ -1420,7 +1429,20 @@ bool glx_render(session_t *ps, const glx_texture_t *ptex, int x, int y, int dx,
                if (pprogram->unifm_time >= 0)
                        glUniform1f(pprogram->unifm_time, (float)ts.tv_sec * 1000.0f +
                                                              (float)ts.tv_nsec / 1.0e6f);
-       }
+        if (pprogram->unifm_win_resolution >= 0) {
+                       glUniform2f(pprogram->unifm_win_resolution, (float)width, (float)height);
+        }
+        if (pprogram->unifm_root_resolution >= 0) {
+            glUniform2f(pprogram->unifm_root_resolution, (float)ps->root_width,
+                                   (float)ps->root_height);
+        }
+        if (pprogram->unifm_texcoord >= 0) {
+                       glUniform2f(pprogram->unifm_texcoord, (float)dx, (float)dy);
+        }
+        if (pprogram->unifm_texsize >= 0) {
+                       glUniform2f(pprogram->unifm_texsize, (float)width, (float)height);
+        }
+    }
 
        // log_trace("Draw: %d, %d, %d, %d -> %d, %d (%d, %d) z %d", x, y, width, height,
        //          dx, dy, ptex->width, ptex->height, z);