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trying to get opengl example with shaders working

This commit is contained in:
Vadim Lopatin 2015-12-21 16:00:25 +03:00
parent 6bae3ee378
commit 4f9c90f9dd
1 changed files with 13 additions and 5 deletions
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18
examples/opengl/src/openglexample.d
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@ -95,7 +95,6 @@ static if (ENABLE_OPENGL) {
/// this is OpenGLDrawableDelegate implementation
private void doDraw(Rect windowRect, Rect rc) {
Log.v("GlGears: MyOpenglWidget.doDraw() draw gears");
if (!openglEnabled) {
Log.v("GlGears: OpenGL is disabled");
return;
@ -176,10 +175,11 @@ static if (ENABLE_OPENGL) {
-1.0f, 1.0f, 1.0f,
1.0f,-1.0f, 1.0f
];
float[] uv = _tx.uv;
float tx0 = 0.0f;
float tx1 = 1.0f;
float tx1 = uv[0];
float ty0 = 0.0f;
float ty1 = 1.0f;
float ty1 = uv[1];
texcoords = [
//
tx0, ty1,
@ -244,16 +244,23 @@ static if (ENABLE_OPENGL) {
return;
}
//glClear(/*GL_COLOR_BUFFER_BIT | */GL_DEPTH_BUFFER_BIT);
checkgl!glDisable(GL_CULL_FACE);
checkgl!glDisable(GL_DEPTH_TEST);
import gl3n.linalg;
mat4 projectionMatrix = mat4.perspective(rc.width, rc.height, 45.0f, 0.5f, 100.0f);
mat4 viewMatrix = mat4.translation(0.0f, 0.0f, -4.0f);
mat4 viewMatrix = mat4.look_at(vec3(-4, 0, 0), vec3(0, 0, 0), vec3(0, 1, 0));//translation(0.0f, 0.0f, 4.0f).rotatez(angle);
mat4 modelMatrix = mat4.identity;
mat4 m = projectionMatrix * viewMatrix * modelMatrix;
float[16] matrix;
for (int y = 0; y < 4; y++)
for (int x = 0; x < 4; x++)
matrix[y * 4 + x] = m[y][x];
matrix[x * 4 + y] = m[y][x];
//matrix[y * 4 + x] = m[y][x];
Log.d("projectionViewModelMatrix: ", matrix);
_program.execute(vertices, colors, texcoords, _tx.texture, true, matrix);
}
@ -267,6 +274,7 @@ static if (ENABLE_OPENGL) {
angle += interval * 0.000002f;
} else {
// TODO: animate new API example
angle += interval * 0.000002f;
}
invalidate();
}