37 lines
871 B
Rust
37 lines
871 B
Rust
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use crate::framebuffer::Framebuffer;
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use crate::util::Viewport;
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static DEFAULT_MVP: &[f32] = &[
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2f32, 0.0, 0.0, 0.0,
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0.0, 2.0, 0.0, 0.0,
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0.0, 0.0, 2.0, 0.0,
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-1.0, -1.0, 0.0, 1.0
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];
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#[derive(Debug, Copy, Clone)]
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pub struct RenderTarget<'a> {
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pub mvp: &'a [f32],
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pub framebuffer: &'a Framebuffer
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}
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impl <'a> RenderTarget<'a> {
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pub fn new(backbuffer: &'a Framebuffer, mvp: Option<&'a [f32]>) -> Self {
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if let Some(mvp) = mvp {
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RenderTarget {
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framebuffer: backbuffer,
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mvp
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}
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} else {
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RenderTarget {
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framebuffer: backbuffer,
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mvp: DEFAULT_MVP
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}
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}
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}
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}
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impl <'a> From<&Viewport<'a>> for RenderTarget<'a> {
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fn from(value: &Viewport<'a>) -> Self {
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RenderTarget::new(value.output, value.mvp)
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}
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}
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