GLSL Shaders -> Files (instead of #define)

[ipdf/code.git] / src / screen.cpp

diff --git a/src/screen.cpp b/src/screen.cpp
index 6d67820..5bca554 100644 (file)
--- a/src/screen.cpp
+++ b/src/screen.cpp
@@ -8,47 +8,8 @@
 #include "bufferbuilder.h"
 #include "shaderprogram.h"
 
-#define BASICTEX_VERT \
-       "#version 140\n"\
-       "#extension GL_ARB_shading_language_420pack : require\n"\
-       "#extension GL_ARB_explicit_attrib_location : require\n"\
-       "\n"\
-       "layout(std140, binding=0) uniform Viewport\n"\
-       "{\n"\
-       "\tfloat width;\n"\
-       "\tfloat height;\n"\
-       "};\n"\
-       "\n"\
-       "layout(location = 0) in vec2 position;\n"\
-       "layout(location = 1) in vec2 tex_coord;\n"\
-       "\n"\
-       "out vec2 fp_tex_coord;\n"\
-       "\n"\
-       "void main()\n"\
-       "{\n"\
-       "\t// Transform to clip coordinates (-1,1, -1,1).\n"\
-       "\tgl_Position.x = (position.x*2/width) - 1;\n"\
-       "\tgl_Position.y = 1 - (position.y*2/height);\n"\
-       "\tgl_Position.z = 0.0;\n"\
-       "\tgl_Position.w = 1.0;\n"\
-       "\tfp_tex_coord = tex_coord;\n"\
-       "}\n"
-
-#define BASICTEX_FRAG \
-       "#version 140\n"\
-       "\n"\
-       "in vec2 fp_tex_coord;\n"\
-       "\n"\
-       "out vec4 output_colour;\n"\
-       "\n"\
-       "uniform sampler2D tex;\n"\
-       "uniform vec4 colour;\n"\
-       "\n"\
-       "void main()\n"\
-       "{\n"\
-       "\toutput_colour = colour;\n"\
-       "\toutput_colour.a = texture(tex, fp_tex_coord).r;\n"\
-       "}\n"
+#define BASICTEX_VERT "shaders/basictex_vert.glsl"
+#define BASICTEX_FRAG "shaders/basictex_frag.glsl"
 
 using namespace IPDF;
 using namespace std;