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Revert fb_color to a texture so the fragment shader can access it (tcolor)

This commit is contained in:
ice_iix 2020-12-27 12:35:56 -08:00
parent 173317484d
commit 1d967d0079
1 changed files with 16 additions and 9 deletions
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25
src/render/mod.rs
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@ -760,7 +760,7 @@ impl Renderer {
struct TransInfo {
main: gl::Framebuffer,
fb_color: gl::Renderbuffer,
fb_color: gl::Texture,
_fb_depth: gl::Renderbuffer,
trans: gl::Framebuffer,
accum: gl::Texture,
@ -855,14 +855,21 @@ impl TransInfo {
// TODO: support rendering to a multisample renderbuffer for MSAA, using glRenderbufferStorageMultisample
// https://github.com/iceiix/stevenarella/pull/442
let fb_color = gl::Renderbuffer::new();
fb_color.bind();
fb_color.storage(width, height, gl::RGBA8);
//fb_color.set_parameter(gl::TEXTURE_2D, gl::TEXTURE_MIN_FILTER, gl::LINEAR);
//fb_color.set_parameter(gl::TEXTURE_2D, gl::TEXTURE_MAG_FILTER, gl::LINEAR);
let fb_color = gl::Texture::new();
fb_color.bind(gl::TEXTURE_2D);
fb_color.image_2d(
gl::TEXTURE_2D,
0,
width,
height,
gl::RGBA,
gl::UNSIGNED_BYTE,
None,
);
fb_color.set_parameter(gl::TEXTURE_2D, gl::TEXTURE_MIN_FILTER, gl::LINEAR);
fb_color.set_parameter(gl::TEXTURE_2D, gl::TEXTURE_MAG_FILTER, gl::LINEAR);
//main.texture_2d(gl::COLOR_ATTACHMENT_0, gl::TEXTURE_2D, &fb_color, 0);
main.renderbuffer(gl::COLOR_ATTACHMENT_0, &fb_color);
main.texture_2d(gl::COLOR_ATTACHMENT_0, gl::TEXTURE_2D, &fb_color, 0);
let fb_depth = gl::Renderbuffer::new();
fb_depth.bind();
@ -915,7 +922,7 @@ impl TransInfo {
gl::active_texture(1);
self.revealage.bind(gl::TEXTURE_2D);
gl::active_texture(2);
self.fb_color.bind();
self.fb_color.bind(gl::TEXTURE_2D);
shader.program.use_program();
shader.accum.set_int(0);