diff options
Diffstat (limited to 'render/gles2/shaders.c')
| -rw-r--r-- | render/gles2/shaders.c | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/render/gles2/shaders.c b/render/gles2/shaders.c index 46a10248..c8ba2ae6 100644 --- a/render/gles2/shaders.c +++ b/render/gles2/shaders.c @@ -10,17 +10,17 @@ const GLchar quad_vertex_src[] = "varying vec4 v_color;" "varying vec2 v_texcoord;" "mat4 transpose(in mat4 inMatrix) {" -" vec4 i0 = inMatrix[0];" -" vec4 i1 = inMatrix[1];" -" vec4 i2 = inMatrix[2];" -" vec4 i3 = inMatrix[3];" -" mat4 outMatrix = mat4(" -" vec4(i0.x, i1.x, i2.x, i3.x)," -" vec4(i0.y, i1.y, i2.y, i3.y)," -" vec4(i0.z, i1.z, i2.z, i3.z)," -" vec4(i0.w, i1.w, i2.w, i3.w)" -" );" -" return outMatrix;" +" vec4 i0 = inMatrix[0];" +" vec4 i1 = inMatrix[1];" +" vec4 i2 = inMatrix[2];" +" vec4 i3 = inMatrix[3];" +" mat4 outMatrix = mat4(" +" vec4(i0.x, i1.x, i2.x, i3.x)," +" vec4(i0.y, i1.y, i2.y, i3.y)," +" vec4(i0.z, i1.z, i2.z, i3.z)," +" vec4(i0.w, i1.w, i2.w, i3.w)" +" );" +" return outMatrix;" "}" "void main() {" " gl_Position = transpose(proj) * vec4(pos, 0.0, 1.0);" @@ -50,26 +50,30 @@ const GLchar ellipse_fragment_src[] = // Textured quads const GLchar vertex_src[] = "uniform mat4 proj;" +"uniform bool invert_y;" "attribute vec2 pos;" "attribute vec2 texcoord;" "varying vec2 v_texcoord;" "mat4 transpose(in mat4 inMatrix) {" -" vec4 i0 = inMatrix[0];" -" vec4 i1 = inMatrix[1];" -" vec4 i2 = inMatrix[2];" -" vec4 i3 = inMatrix[3];" -" mat4 outMatrix = mat4(" -" vec4(i0.x, i1.x, i2.x, i3.x)," -" vec4(i0.y, i1.y, i2.y, i3.y)," -" vec4(i0.z, i1.z, i2.z, i3.z)," -" vec4(i0.w, i1.w, i2.w, i3.w)" -" );" -"" -" return outMatrix;" +" vec4 i0 = inMatrix[0];" +" vec4 i1 = inMatrix[1];" +" vec4 i2 = inMatrix[2];" +" vec4 i3 = inMatrix[3];" +" mat4 outMatrix = mat4(" +" vec4(i0.x, i1.x, i2.x, i3.x)," +" vec4(i0.y, i1.y, i2.y, i3.y)," +" vec4(i0.z, i1.z, i2.z, i3.z)," +" vec4(i0.w, i1.w, i2.w, i3.w)" +" );" +" return outMatrix;" "}" "void main() {" -" gl_Position = transpose(proj) * vec4(pos, 0.0, 1.0);" -" v_texcoord = texcoord;" +" gl_Position = transpose(proj) * vec4(pos, 0.0, 1.0);" +" if (invert_y) {" +" v_texcoord = vec2(texcoord.s, 1.0 - texcoord.t);" +" } else {" +" v_texcoord = texcoord;" +" }" "}"; const GLchar fragment_src_rgba[] = @@ -78,7 +82,7 @@ const GLchar fragment_src_rgba[] = "uniform sampler2D tex;" "uniform float alpha;" "void main() {" -" gl_FragColor = alpha * texture2D(tex, v_texcoord);" +" gl_FragColor = alpha * texture2D(tex, v_texcoord);" "}"; const GLchar fragment_src_rgbx[] = @@ -87,8 +91,8 @@ const GLchar fragment_src_rgbx[] = "uniform sampler2D tex;" "uniform float alpha;" "void main() {" -" gl_FragColor.rgb = alpha * texture2D(tex, v_texcoord).rgb;" -" gl_FragColor.a = alpha;" +" gl_FragColor.rgb = alpha * texture2D(tex, v_texcoord).rgb;" +" gl_FragColor.a = alpha;" "}"; const GLchar fragment_src_external[] = |