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cleaning up render pass

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This commit is contained in:
Noel Berry
2020-12-24 00:33:38 -08:00
parent 8c0ef3e769
commit dbafc6ec65
3 changed files with 55 additions and 83 deletions
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52
public/blah/graphics/graphics.cpp
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@ -221,59 +221,31 @@ void Graphics::render(const RenderCall& render_call)
call.instance_count = instance_count;
}
// get the total drawable size
Point draw_size;
if (!call.target)
draw_size = Point(App::draw_width(), App::draw_height());
else
draw_size = Point(call.target->width(), call.target->height());
// Validate Viewport
if (!call.has_viewport)
{
Point drawSize;
if (!call.target)
drawSize = Point(App::draw_width(), App::draw_height());
else
drawSize = Point(call.target->width(), call.target->height());
call.viewport.x = 0;
call.viewport.y = 0;
call.viewport.w = (float)drawSize.x;
call.viewport.h = (float)drawSize.y;
call.viewport.w = (float)draw_size.x;
call.viewport.h = (float)draw_size.y;
}
else
{
if (call.viewport.x < 0)
{
call.viewport.w += call.viewport.x;
call.viewport.x = 0;
}
if (call.viewport.y < 0)
{
call.viewport.h += call.viewport.y;
call.viewport.y = 0;
}
if (call.viewport.w < 0)
call.viewport.w = 0;
if (call.viewport.h < 0)
call.viewport.h = 0;
call.viewport = call.viewport.overlap_rect(Rect(0, 0, draw_size.x, draw_size.y));
}
// Validate Scissor
if (call.has_scissor)
{
if (call.scissor.x < 0)
{
call.scissor.w += call.scissor.x;
call.scissor.x = 0;
}
if (call.scissor.y < 0)
{
call.scissor.h += call.scissor.y;
call.scissor.y = 0;
}
if (call.scissor.w < 0)
call.scissor.w = 0;
if (call.scissor.h < 0)
call.scissor.h = 0;
}
call.scissor = call.scissor.overlap_rect(Rect(0, 0, draw_size.x, draw_size.y));
GraphicsBackend::render(&call);
GraphicsBackend::render(call);
}
void Graphics::clear(const FrameBufferRef& target, uint32_t rgba)