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Take into account vertex stride when transforming positions

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This commit is contained in:
Luke Benstead 2017-05-31 11:17:55 +01:00
parent 6aacdcf573
commit 5fef5546ee
1 changed files with 6 additions and 4 deletions
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10
gl-arrays.c
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@ -62,7 +62,7 @@ static GLenum GL_KOS_COLOR_TYPE = 0;
//== Local Function Definitions ==// //== Local Function Definitions ==//
static inline void _glKosArraysTransformNormals(GLfloat *normal, GLuint count); static inline void _glKosArraysTransformNormals(GLfloat *normal, GLuint count);
static inline void _glKosArraysTransformPositions(GLfloat *position, GLuint count); static inline void _glKosArraysTransformPositions(GLubyte *position, GLuint count);
void (*_glKosArrayTexCoordFunc)(pvr_vertex_t *); void (*_glKosArrayTexCoordFunc)(pvr_vertex_t *);
void (*_glKosArrayColorFunc)(pvr_vertex_t *); void (*_glKosArrayColorFunc)(pvr_vertex_t *);
@ -233,15 +233,17 @@ static inline void _glKosArraysTransformNormals(GLfloat *normal, GLuint count) {
} }
} }
static inline void _glKosArraysTransformPositions(GLfloat *position, GLuint count) { static inline void _glKosArraysTransformPositions(GLubyte *position, GLuint count) {
glVertex *v = &GL_KOS_ARRAY_BUF[0]; glVertex *v = &GL_KOS_ARRAY_BUF[0];
GLfloat *P = position; GLubyte *src = position;
GLfloat *P;
_glKosMatrixLoadModelView(); _glKosMatrixLoadModelView();
while(count--) { while(count--) {
P = (GLfloat *) src;
mat_trans_single3_nodiv_nomod(P[0], P[1], P[2], v->pos[0], v->pos[1], v->pos[2]); mat_trans_single3_nodiv_nomod(P[0], P[1], P[2], v->pos[0], v->pos[1], v->pos[2]);
P += 3; src += GL_KOS_VERTEX_STRIDE;
++v; ++v;
} }
} }