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Burningsvideo 0.52

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- scissor for 2D
- downscaled internal rendertargets,interlaced drawing
- supertuxkart gui ok

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6154 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
engineer_apple
2020-11-10 18:49:39 +00:00
parent 6805226b5b
commit 5cb28ea357
59 changed files with 2115 additions and 1848 deletions
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31
source/Irrlicht/CTRTextureDetailMap2.cpp
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@@ -88,7 +88,7 @@ public:
virtual bool canWireFrame () { return true; }
protected:
virtual void scanline_bilinear ();
virtual void fragmentShader();
};
@@ -105,7 +105,7 @@ CTRTextureDetailMap2::CTRTextureDetailMap2(CBurningVideoDriver* driver)
/*!
*/
void CTRTextureDetailMap2::scanline_bilinear ()
void CTRTextureDetailMap2::fragmentShader()
{
tVideoSample *dst;
@@ -140,12 +140,11 @@ void CTRTextureDetailMap2::scanline_bilinear ()
xEnd = fill_convention_right( line.x[1] );
dx = xEnd - xStart;
if ( dx < 0 )
return;
// slopes
const f32 invDeltaX = reciprocal_zero2( line.x[1] - line.x[0] );
const f32 invDeltaX = fill_step_x( line.x[1] - line.x[0] );
#ifdef IPOL_Z
slopeZ = (line.z[1] - line.z[0]) * invDeltaX;
@@ -200,9 +199,9 @@ void CTRTextureDetailMap2::scanline_bilinear ()
tFixPoint r2, g2, b2;
for ( s32 i = 0; i <= dx; ++i )
for ( s32 i = 0; i <= dx; i += SOFTWARE_DRIVER_2_STEP_X)
{
if ( (0 == EdgeTestPass) & i ) break;
if ( (0 == EdgeTestPass) & (i > line.x_edgetest)) break;
#ifdef CMP_Z
if ( line.z[0] < z[i] )
@@ -326,7 +325,7 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
#endif
// rasterize upper sub-triangle
if ( (f32) 0.0 != scan.invDeltaY[1] )
if (F32_GREATER_0(scan.invDeltaY[1]) )
{
// calculate slopes for top edge
scan.slopeX[1] = (b->Pos.x - a->Pos.x) * scan.invDeltaY[1];
@@ -394,9 +393,10 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
#endif
#endif
line.x_edgetest = fill_convention_edge(scan.slopeX[scan.left]);
// rasterize the edge scanlines
for( line.y = yStart; line.y <= yEnd; ++line.y)
for( line.y = yStart; line.y <= yEnd; line.y += SOFTWARE_DRIVER_2_STEP_Y)
{
line.x[scan.left] = scan.x[0];
line.x[scan.right] = scan.x[1];
@@ -427,7 +427,8 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
#endif
// render a scanline
scanline_bilinear ();
interlace_scanline fragmentShader();
if (EdgeTestPass & edge_test_first_line) break;
scan.x[0] += scan.slopeX[0];
scan.x[1] += scan.slopeX[1];
@@ -461,10 +462,10 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
}
// rasterize lower sub-triangle
if ( (f32) 0.0 != scan.invDeltaY[2] )
if (F32_GREATER_0(scan.invDeltaY[2]) )
{
// advance to middle point
if( (f32) 0.0 != scan.invDeltaY[1] )
if(F32_GREATER_0(scan.invDeltaY[1]) )
{
temp[0] = b->Pos.y - a->Pos.y; // dy
@@ -521,7 +522,6 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
yEnd = fill_convention_right( c->Pos.y );
#ifdef SUBTEXEL
subPixel = ( (f32) yStart ) - b->Pos.y;
// correct to pixel center
@@ -555,8 +555,10 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
#endif
line.x_edgetest = fill_convention_edge(scan.slopeX[scan.left]);
// rasterize the edge scanlines
for( line.y = yStart; line.y <= yEnd; ++line.y)
for( line.y = yStart; line.y <= yEnd; line.y += SOFTWARE_DRIVER_2_STEP_Y)
{
line.x[scan.left] = scan.x[0];
line.x[scan.right] = scan.x[1];
@@ -587,7 +589,8 @@ void CTRTextureDetailMap2::drawTriangle(const s4DVertex* burning_restrict a, con
#endif
// render a scanline
scanline_bilinear ();
interlace_scanline fragmentShader();
if (EdgeTestPass & edge_test_first_line) break;
scan.x[0] += scan.slopeX[0];
scan.x[1] += scan.slopeX[1];