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implemented im2d for d3d, fun little software T&L renderer

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This commit is contained in:
aap
2017-08-27 17:13:10 +02:00
parent ea48c140c1
commit c53d29b1cf
24 changed files with 618 additions and 142 deletions
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20
src/gl/shaders/im2d.vert
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@@ -1,13 +1,15 @@
#version 330
layout(std140) uniform Im2DState
{
int u_alphaTest;
float u_alphaRef;
mat4 u_xform;
};
//layout(std140) uniform Im2DState
//{
// int u_alphaTest;
// float u_alphaRef;
// mat4 u_xform;
//};
layout(location = 0) in vec3 in_pos;
uniform vec4 u_xform;
layout(location = 0) in vec4 in_pos;
layout(location = 2) in vec4 in_color;
layout(location = 3) in vec2 in_tex0;
@@ -17,7 +19,9 @@ out vec2 v_tex0;
void
main(void)
{
gl_Position = vec4(in_pos, 1.0);
gl_Position = in_pos;
gl_Position.xy = gl_Position.xy * u_xform.xy + u_xform.zw;
gl_Position.xyz *= gl_Position.w;
v_color = in_color;
v_tex0 = in_tex0;
}

20
src/gl/shaders/im2d_gl3.inc
View File

@@ -1,14 +1,16 @@
const char *im2d_vert_src =
"#version 330\n"
"layout(std140) uniform Im2DState\n"
"{\n"
" int u_alphaTest;\n"
" float u_alphaRef;\n"
" mat4 u_xform;\n"
"};\n"
"//layout(std140) uniform Im2DState\n"
"//{\n"
"// int u_alphaTest;\n"
"// float u_alphaRef;\n"
"// mat4 u_xform;\n"
"//};\n"
"layout(location = 0) in vec3 in_pos;\n"
"uniform vec4 u_xform;\n"
"layout(location = 0) in vec4 in_pos;\n"
"layout(location = 2) in vec4 in_color;\n"
"layout(location = 3) in vec2 in_tex0;\n"
@@ -18,7 +20,9 @@ const char *im2d_vert_src =
"void\n"
"main(void)\n"
"{\n"
" gl_Position = vec4(in_pos, 1.0);\n"
" gl_Position = in_pos;\n"
" gl_Position.xy = gl_Position.xy * u_xform.xy + u_xform.zw;\n"
" gl_Position.xyz *= gl_Position.w;\n"
" v_color = in_color;\n"
" v_tex0 = in_tex0;\n"
"}\n"