blob: 5d9fa13ecbe62ae40c6d7b2d56fbbdcc3184f993 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
#include <llmr/renderer/shader-linejoin.hpp>
#include <llmr/shader/shaders.hpp>
#include <llmr/platform/gl.hpp>
#include <cstdio>
using namespace llmr;
LinejoinShader::LinejoinShader()
: Shader(
shaders[LINEJOIN_SHADER].vertex,
shaders[LINEJOIN_SHADER].fragment
) {
if (!valid) {
fprintf(stderr, "invalid line shader\n");
return;
}
a_pos = glGetAttribLocation(program, "a_pos");
u_matrix = glGetUniformLocation(program, "u_matrix");
u_world = glGetUniformLocation(program, "u_world");
u_linewidth = glGetUniformLocation(program, "u_linewidth");
u_color = glGetUniformLocation(program, "u_color");
}
void LinejoinShader::bind(char *offset) {
glEnableVertexAttribArray(a_pos);
// Note: We're referring to the vertices in a line array, which are 8 bytes long!
glVertexAttribPointer(a_pos, 2, GL_SHORT, false, 8, offset);
}
|