4226d56ca9
As of clang-format 6.0.1, putting the `/* clang-format off */` hint around our "invalid" `[vertex]` and `[shader]` statements isn't enough to prevent a bogus indent of the next comments and first valid statement, so we need to enclose that first valid statement in the unformatted chunk.
158 lines
2.7 KiB
GLSL
158 lines
2.7 KiB
GLSL
/* clang-format off */
|
|
[vertex]
|
|
|
|
#ifdef USE_GLES_OVER_GL
|
|
#define mediump
|
|
#define highp
|
|
#else
|
|
precision mediump float;
|
|
precision mediump int;
|
|
#endif
|
|
|
|
uniform highp mat4 projection_matrix;
|
|
/* clang-format on */
|
|
uniform highp mat4 modelview_matrix;
|
|
uniform highp mat4 extra_matrix;
|
|
attribute highp vec2 vertex; // attrib:0
|
|
attribute vec4 color_attrib; // attrib:3
|
|
attribute vec2 uv_attrib; // attrib:4
|
|
|
|
varying vec2 uv_interp;
|
|
varying vec4 color_interp;
|
|
|
|
uniform highp vec2 color_texpixel_size;
|
|
|
|
#ifdef USE_TEXTURE_RECT
|
|
|
|
uniform vec4 dst_rect;
|
|
uniform vec4 src_rect;
|
|
|
|
#endif
|
|
|
|
uniform highp float time;
|
|
|
|
/* clang-format off */
|
|
|
|
VERTEX_SHADER_GLOBALS
|
|
|
|
/* clang-format on */
|
|
|
|
vec2 select(vec2 a, vec2 b, bvec2 c) {
|
|
vec2 ret;
|
|
|
|
ret.x = c.x ? b.x : a.x;
|
|
ret.y = c.y ? b.y : a.y;
|
|
|
|
return ret;
|
|
}
|
|
|
|
void main() {
|
|
|
|
vec4 color = color_attrib;
|
|
|
|
#ifdef USE_TEXTURE_RECT
|
|
|
|
if (dst_rect.z < 0.0) { // Transpose is encoded as negative dst_rect.z
|
|
uv_interp = src_rect.xy + abs(src_rect.zw) * vertex.yx;
|
|
} else {
|
|
uv_interp = src_rect.xy + abs(src_rect.zw) * vertex;
|
|
}
|
|
|
|
vec4 outvec = vec4(0.0, 0.0, 0.0, 1.0);
|
|
|
|
// This is what is done in the GLES 3 bindings and should
|
|
// take care of flipped rects.
|
|
//
|
|
// But it doesn't.
|
|
// I don't know why, will need to investigate further.
|
|
|
|
outvec.xy = dst_rect.xy + abs(dst_rect.zw) * select(vertex, vec2(1.0, 1.0) - vertex, lessThan(src_rect.zw, vec2(0.0, 0.0)));
|
|
|
|
// outvec.xy = dst_rect.xy + abs(dst_rect.zw) * vertex;
|
|
#else
|
|
vec4 outvec = vec4(vertex.xy, 0.0, 1.0);
|
|
|
|
#ifdef USE_UV_ATTRIBUTE
|
|
uv_interp = uv_attrib;
|
|
#else
|
|
uv_interp = vertex.xy;
|
|
#endif
|
|
|
|
#endif
|
|
|
|
{
|
|
vec2 src_vtx = outvec.xy;
|
|
/* clang-format off */
|
|
|
|
VERTEX_SHADER_CODE
|
|
|
|
/* clang-format on */
|
|
}
|
|
|
|
color_interp = color;
|
|
|
|
gl_Position = projection_matrix * modelview_matrix * outvec;
|
|
}
|
|
|
|
/* clang-format off */
|
|
[fragment]
|
|
|
|
#ifdef USE_GLES_OVER_GL
|
|
#define mediump
|
|
#define highp
|
|
#else
|
|
precision mediump float;
|
|
precision mediump int;
|
|
#endif
|
|
|
|
uniform sampler2D color_texture; // texunit:-1
|
|
/* clang-format on */
|
|
uniform highp vec2 color_texpixel_size;
|
|
uniform mediump sampler2D normal_texture; // texunit:-2
|
|
|
|
varying mediump vec2 uv_interp;
|
|
varying mediump vec4 color_interp;
|
|
|
|
uniform highp float time;
|
|
|
|
uniform vec4 final_modulate;
|
|
|
|
#ifdef SCREEN_TEXTURE_USED
|
|
|
|
uniform sampler2D screen_texture; // texunit:-3
|
|
|
|
#endif
|
|
|
|
#ifdef SCREEN_UV_USED
|
|
|
|
uniform vec2 screen_pixel_size;
|
|
|
|
#endif
|
|
|
|
/* clang-format off */
|
|
|
|
FRAGMENT_SHADER_GLOBALS
|
|
|
|
/* clang-format on */
|
|
|
|
void main() {
|
|
|
|
vec4 color = color_interp;
|
|
|
|
color *= texture2D(color_texture, uv_interp);
|
|
|
|
#ifdef SCREEN_UV_USED
|
|
vec2 screen_uv = gl_FragCoord.xy * screen_pixel_size;
|
|
#endif
|
|
{
|
|
/* clang-format off */
|
|
|
|
FRAGMENT_SHADER_CODE
|
|
|
|
/* clang-format on */
|
|
}
|
|
|
|
color *= final_modulate;
|
|
|
|
gl_FragColor = color;
|
|
}
|