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Fix equality

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This commit is contained in:
Miloslav Číž 2019-06-08 19:59:06 +02:00
parent 55b6edfcb0
commit 796fc8e76d
3 changed files with 10 additions and 4 deletions
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2
programs/modelViewer.c
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@ -13,7 +13,7 @@
#define S3L_FLAT 0 #define S3L_FLAT 0
#define S3L_STRICT_NEAR_CULLING 1 #define S3L_STRICT_NEAR_CULLING 1
#define S3L_PERSPECTIVE_CORRECTION 0 #define S3L_PERSPECTIVE_CORRECTION 1
#define S3L_SORT 0 #define S3L_SORT 0
#define S3L_STENCIL_BUFFER 0 #define S3L_STENCIL_BUFFER 0
#define S3L_Z_BUFFER 1 #define S3L_Z_BUFFER 1

10
programs/testSDL.c
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@ -85,7 +85,7 @@ uint32_t frame = 0;
void clearScreen() void clearScreen()
{ {
memset(pixels,0,S3L_RESOLUTION_X * S3L_RESOLUTION_Y * sizeof(uint32_t)); memset(pixels,255,S3L_RESOLUTION_X * S3L_RESOLUTION_Y * sizeof(uint32_t));
} }
static inline void setPixel(int x, int y, uint8_t red, uint8_t green, uint8_t blue) static inline void setPixel(int x, int y, uint8_t red, uint8_t green, uint8_t blue)
@ -133,6 +133,12 @@ void houseTex(int32_t u, int32_t v, uint8_t *r, uint8_t *g, uint8_t *b)
void drawPixel(S3L_PixelInfo *p) void drawPixel(S3L_PixelInfo *p)
{ {
//setPixel(p->x,p->y,p->triangleIndex,p->triangleIndex,p->triangleIndex);
setPixel(p->x,p->y,0,0,0);
return;
if (p->x < 0 || p ->x >= S3L_RESOLUTION_X || p->y < 0 || p->y >= S3L_RESOLUTION_Y) if (p->x < 0 || p ->x >= S3L_RESOLUTION_X || p->y < 0 || p->y >= S3L_RESOLUTION_Y)
{ {
offScreenPixels++; offScreenPixels++;
@ -338,7 +344,7 @@ scene.camera.transform.rotation.x = -35;
scene.camera.transform.rotation.y = 128; scene.camera.transform.rotation.y = 128;
scene.camera.transform.rotation.z = 0; scene.camera.transform.rotation.z = 0;
S3L_setTransform3D(3196,1814,5958,-18,300,0,512,512,512,&(scene.camera.transform)); S3L_setTransform3D(-2039,173,6096,-2,-296,0,512,512,512,&(scene.camera.transform));
scene.modelCount = 2; scene.modelCount = 2;
scene.models = models; scene.models = models;

2
small3dlib.h
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@ -2124,7 +2124,7 @@ static inline int8_t S3L_triangleIsVisible(
(p1.y - p0.y) * (p2.x - p1.x) - (p1.x - p0.x) * (p2.y - p1.y); (p1.y - p0.y) * (p2.x - p1.x) - (p1.x - p0.x) * (p2.y - p1.y);
if ((backfaceCulling == 1 && winding < 0) || if ((backfaceCulling == 1 && winding < 0) ||
(backfaceCulling == 2 && winding >= 0)) (backfaceCulling == 2 && winding > 0))
return 0; return 0;
} }