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authorIndrajith K L2022-12-03 17:00:20 +0530
committerIndrajith K L2022-12-03 17:00:20 +0530
commitf5c4671bfbad96bf346bd7e9a21fc4317b4959df (patch)
tree2764fc62da58f2ba8da7ed341643fc359873142f /v_windows/v/examples/sokol/05_instancing_glsl/rt_glsl_instancing.glsl
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Adds most of the toolsHEADmaster
Diffstat (limited to 'v_windows/v/examples/sokol/05_instancing_glsl/rt_glsl_instancing.glsl')
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1 files changed, 64 insertions, 0 deletions
diff --git a/v_windows/v/examples/sokol/05_instancing_glsl/rt_glsl_instancing.glsl b/v_windows/v/examples/sokol/05_instancing_glsl/rt_glsl_instancing.glsl
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+//------------------------------------------------------------------------------
+// Shader code for texcube-sapp sample.
+//
+// NOTE: This source file also uses the '#pragma sokol' form of the
+// custom tags.
+//------------------------------------------------------------------------------
+//#pragma sokol @ctype mat4 hmm_mat4
+
+#pragma sokol @vs vs_i
+uniform vs_params_i {
+ mat4 mvp;
+};
+
+in vec4 pos;
+in vec4 color0;
+in vec2 texcoord0;
+
+in vec4 inst_pos;
+
+out vec4 color;
+out vec4 color_inst;
+out vec2 uv;
+
+const vec4 palette[10] = vec4[10](
+ vec4(1,0,0,1),
+ vec4(0,1,0,1),
+ vec4(0,0,1,1),
+ vec4(1,1,0,1),
+ vec4(0,1,1,1),
+ vec4(1,1,1,1),
+ vec4(0,0,0,1),
+ vec4(0.2,0.2,0.2,1),
+ vec4(0.3,0.3,0.3,1),
+ vec4(0.9,0.9,0.9,1)
+);
+
+void main() {
+ vec4 delta_pos = vec4(inst_pos.xyz,0);
+ float w = inst_pos.w;
+ color_inst = palette[int(w)];
+ gl_Position = mvp * (pos + delta_pos);
+ color = color0;
+ uv = texcoord0/4;
+}
+#pragma sokol @end
+
+#pragma sokol @fs fs_i
+uniform sampler2D tex;
+
+in vec4 color;
+in vec4 color_inst;
+in vec2 uv;
+out vec4 frag_color;
+
+void main() {
+ vec4 c = color;
+ vec4 txt = texture(tex, uv);
+ c = txt * c * color_inst;
+ frag_color = c ;
+}
+
+#pragma sokol @end
+
+#pragma sokol @program instancing vs_i fs_i