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Code cleanup. Accumulate scale values.

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This commit is contained in:
Themaister 2011-03-15 18:14:01 +01:00
parent 898c4e8c6c
commit d309d472e1
1 changed files with 18 additions and 24 deletions
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42
gfx/gl.c
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@ -318,49 +318,43 @@ static void gl_init_fbo(gl_t *gl, unsigned width, unsigned height)
return;
}
float scale_x = g_settings.video.fbo_scale_x;
float scale_y = g_settings.video.fbo_scale_y;
unsigned pow2_x_scale = next_pow2(ceil(scale_x));
unsigned pow2_y_scale = next_pow2(ceil(scale_y));
gl->fbo_rect[0].width = width * pow2_x_scale;
gl->fbo_rect[0].height = height * pow2_y_scale;
gl->fbo_scale[0].scale_x = scale_x;
gl->fbo_scale[0].scale_y = scale_y;
gl->fbo_pass = gl_shader_num() - 1;
struct gl_fbo_scale scale;
gl_shader_scale(gl_shader_num(), &scale);
if (scale.valid)
gl->fbo_pass++;
else
{
scale.scale_x = g_settings.video.fbo_scale_x;
scale.scale_y = g_settings.video.fbo_scale_y;
}
gl->fbo_rect[0].width = width * next_pow2(ceil(scale.scale_x));
gl->fbo_rect[0].height = height * next_pow2(ceil(scale.scale_y));
gl->fbo_scale[0] = scale;
if (scale.valid)
SSNES_LOG("Creating FBO 0 @ %ux%u\n", gl->fbo_rect[0].width, gl->fbo_rect[0].height);
if (gl->fbo_pass <= 0)
gl->fbo_pass = 1;
for (int i = 0; i < gl->fbo_pass; i++)
for (int i = 1; i < gl->fbo_pass; i++)
{
gl_shader_scale(i + 1, &gl->fbo_scale[i]);
if (gl->fbo_scale[i].valid)
{
unsigned _pow2_x_scale = next_pow2(ceil(gl->fbo_scale[i].scale_x));
unsigned _pow2_y_scale = next_pow2(ceil(gl->fbo_scale[i].scale_y));
gl->fbo_scale[i].scale_x *= gl->fbo_scale[i - 1].scale_x;
gl->fbo_scale[i].scale_y *= gl->fbo_scale[i - 1].scale_y;
gl->fbo_rect[i].width = width * _pow2_x_scale;
gl->fbo_rect[i].height = height * _pow2_y_scale;
scale_x = gl->fbo_scale[i].scale_x;
scale_y = gl->fbo_scale[i].scale_y;
pow2_x_scale = _pow2_x_scale;
pow2_y_scale = _pow2_y_scale;
gl->fbo_rect[i].width = width * next_pow2(ceil(gl->fbo_scale[i].scale_x));
gl->fbo_rect[i].height = height * next_pow2(ceil(gl->fbo_scale[i].scale_y));
}
else
{
// Use previous values, essentially a 1x scale compared to last shader in chain.
gl->fbo_scale[i].scale_x = scale_x;
gl->fbo_scale[i].scale_y = scale_y;
gl->fbo_rect[i].width = width * pow2_x_scale;
gl->fbo_rect[i].height = height * pow2_x_scale;
gl->fbo_rect[i] = gl->fbo_rect[i - 1];
gl->fbo_scale[i] = gl->fbo_scale[i - 1];
}
SSNES_LOG("Creating FBO %d @ %ux%u\n", i, gl->fbo_rect[i].width, gl->fbo_rect[i].height);