summaryrefslogtreecommitdiff
path: root/src/mesa
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/nouveau/nv10_state.c4
-rw-r--r--src/mesa/drivers/dri/nouveau/nv20_state.c87
-rw-r--r--src/mesa/drivers/dri/nouveau/nv30_state.c87
3 files changed, 124 insertions, 54 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nv10_state.c b/src/mesa/drivers/dri/nouveau/nv10_state.c
index ed688a076b..e88ac2bfe6 100644
--- a/src/mesa/drivers/dri/nouveau/nv10_state.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_state.c
@@ -406,7 +406,7 @@ static void nv10Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloa
case SPOTLIGHT_UPDATE_EXPONENT:
{
GLfloat cc,lc,qc;
- cc = 1.0; /* These need to be correctly computed */
+ cc = 1.0; /* FIXME: These need to be correctly computed */
lc = 0.0;
qc = 2.0;
BEGIN_RING_CACHE(NvSub3D, NV10_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 3);
@@ -418,7 +418,7 @@ static void nv10Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloa
case SPOTLIGHT_UPDATE_ALL:
{
GLfloat cc,lc,qc, x,y,z, c;
- cc = 1.0; /* These need to be correctly computed */
+ cc = 1.0; /* FIXME: These need to be correctly computed */
lc = 0.0;
qc = 2.0;
x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
diff --git a/src/mesa/drivers/dri/nouveau/nv20_state.c b/src/mesa/drivers/dri/nouveau/nv20_state.c
index 082dc64b83..ff06d481ee 100644
--- a/src/mesa/drivers/dri/nouveau/nv20_state.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_state.c
@@ -337,11 +337,18 @@ static void nv20Hint(GLcontext *ctx, GLenum target, GLenum mode)
// void (*IndexMask)(GLcontext *ctx, GLuint mask);
+enum {
+ SPOTLIGHT_UPDATE_EXPONENT,
+ SPOTLIGHT_UPDATE_DIRECTION,
+ SPOTLIGHT_UPDATE_ALL
+};
+
static void nv20Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloat *params )
{
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
GLint p = light - GL_LIGHT0;
struct gl_light *l = &ctx->Light.Light[p];
+ int spotlightUpdate = -1;
/* not sure where the fourth param value goes...*/
switch(pname)
@@ -364,41 +371,20 @@ static void nv20Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloa
OUT_RING_CACHEf(params[1]);
OUT_RING_CACHEf(params[2]);
break;
- case GL_SPOT_DIRECTION:
- {
- GLfloat x,y,z;
- x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
- y = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[1];
- z = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[2];
- BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_DIR_X(p), 3);
- OUT_RING_CACHEf(x);
- OUT_RING_CACHEf(y);
- OUT_RING_CACHEf(z);
- }
- break;
case GL_POSITION:
BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_POSITION_X(p), 3);
OUT_RING_CACHEf(params[0]);
OUT_RING_CACHEf(params[1]);
OUT_RING_CACHEf(params[2]);
break;
+ case GL_SPOT_DIRECTION:
+ spotlightUpdate = SPOTLIGHT_UPDATE_DIRECTION;
+ break;
case GL_SPOT_EXPONENT:
- BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_EXPONENT(p), 1);
- OUT_RING_CACHEf(*params);
+ spotlightUpdate = SPOTLIGHT_UPDATE_EXPONENT;
break;
case GL_SPOT_CUTOFF:
- /* you can't factor these */
- {
- GLfloat c;
- c = -2.0 * (0.5 + l->_CosCutoff);
-
- BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 1);
- OUT_RING_CACHEf(params[0]);
- BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_B(p), 1);
- OUT_RING_CACHEf(params[1]);
- BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_C(p), 1);
- OUT_RING_CACHEf(c);
- }
+ spotlightUpdate = SPOTLIGHT_UPDATE_ALL;
break;
case GL_CONSTANT_ATTENUATION:
BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_CONSTANT_ATTENUATION(p), 1);
@@ -415,6 +401,55 @@ static void nv20Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloa
default:
break;
}
+
+ switch(spotlightUpdate) {
+ case SPOTLIGHT_UPDATE_DIRECTION:
+ {
+ GLfloat x,y,z;
+ x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
+ y = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[1];
+ z = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[2];
+ BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_DIR_X(p), 3);
+ OUT_RING_CACHEf(x);
+ OUT_RING_CACHEf(y);
+ OUT_RING_CACHEf(z);
+ }
+ break;
+ case SPOTLIGHT_UPDATE_EXPONENT:
+ {
+ GLfloat cc,lc,qc;
+ cc = 1.0; /* FIXME: These need to be correctly computed */
+ lc = 0.0;
+ qc = 2.0;
+ BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 3);
+ OUT_RING_CACHEf(cc);
+ OUT_RING_CACHEf(lc);
+ OUT_RING_CACHEf(qc);
+ }
+ break;
+ case SPOTLIGHT_UPDATE_ALL:
+ {
+ GLfloat cc,lc,qc, x,y,z, c;
+ cc = 1.0; /* FIXME: These need to be correctly computed */
+ lc = 0.0;
+ qc = 2.0;
+ x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
+ y = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[1];
+ z = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[2];
+ c = -2.0 * (0.5 + l->_CosCutoff);
+ BEGIN_RING_CACHE(NvSub3D, NV20_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 7);
+ OUT_RING_CACHEf(cc);
+ OUT_RING_CACHEf(lc);
+ OUT_RING_CACHEf(qc);
+ OUT_RING_CACHEf(x);
+ OUT_RING_CACHEf(y);
+ OUT_RING_CACHEf(z);
+ OUT_RING_CACHEf(c);
+ }
+ break;
+ default:
+ break;
+ }
}
/** Set the lighting model parameters */
diff --git a/src/mesa/drivers/dri/nouveau/nv30_state.c b/src/mesa/drivers/dri/nouveau/nv30_state.c
index f0b37a76f5..e30dc8a37c 100644
--- a/src/mesa/drivers/dri/nouveau/nv30_state.c
+++ b/src/mesa/drivers/dri/nouveau/nv30_state.c
@@ -366,11 +366,18 @@ static void nv30Hint(GLcontext *ctx, GLenum target, GLenum mode)
// void (*IndexMask)(GLcontext *ctx, GLuint mask);
+enum {
+ SPOTLIGHT_UPDATE_EXPONENT,
+ SPOTLIGHT_UPDATE_DIRECTION,
+ SPOTLIGHT_UPDATE_ALL
+};
+
static void nv30Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloat *params )
{
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
GLint p = light - GL_LIGHT0;
struct gl_light *l = &ctx->Light.Light[p];
+ int spotlightUpdate = -1;
if (NOUVEAU_CARD_USING_SHADERS)
return;
@@ -396,41 +403,20 @@ static void nv30Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloa
OUT_RING_CACHEf(params[1]);
OUT_RING_CACHEf(params[2]);
break;
- case GL_SPOT_DIRECTION:
- {
- GLfloat x,y,z;
- x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
- y = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[1];
- z = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[2];
- BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_DIR_X(p), 3);
- OUT_RING_CACHEf(x);
- OUT_RING_CACHEf(y);
- OUT_RING_CACHEf(z);
- }
- break;
case GL_POSITION:
BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_POSITION_X(p), 3);
OUT_RING_CACHEf(params[0]);
OUT_RING_CACHEf(params[1]);
OUT_RING_CACHEf(params[2]);
break;
+ case GL_SPOT_DIRECTION:
+ spotlightUpdate = SPOTLIGHT_UPDATE_DIRECTION;
+ break;
case GL_SPOT_EXPONENT:
- BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_EXPONENT(p), 1);
- OUT_RING_CACHEf(*params);
+ spotlightUpdate = SPOTLIGHT_UPDATE_EXPONENT;
break;
case GL_SPOT_CUTOFF:
- /* you can't factor these */
- {
- GLfloat c;
- c = -2.0 * (0.5 + l->_CosCutoff);
-
- BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 1);
- OUT_RING_CACHEf(params[0]);
- BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_B(p), 1);
- OUT_RING_CACHEf(params[1]);
- BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_C(p), 1);
- OUT_RING_CACHEf(c);
- }
+ spotlightUpdate = SPOTLIGHT_UPDATE_ALL;
break;
case GL_CONSTANT_ATTENUATION:
BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_CONSTANT_ATTENUATION(p), 1);
@@ -447,6 +433,55 @@ static void nv30Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloa
default:
break;
}
+
+ switch(spotlightUpdate) {
+ case SPOTLIGHT_UPDATE_DIRECTION:
+ {
+ GLfloat x,y,z;
+ x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
+ y = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[1];
+ z = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[2];
+ BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_DIR_X(p), 3);
+ OUT_RING_CACHEf(x);
+ OUT_RING_CACHEf(y);
+ OUT_RING_CACHEf(z);
+ }
+ break;
+ case SPOTLIGHT_UPDATE_EXPONENT:
+ {
+ GLfloat cc,lc,qc;
+ cc = 1.0; /* FIXME: These need to be correctly computed */
+ lc = 0.0;
+ qc = 2.0;
+ BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 3);
+ OUT_RING_CACHEf(cc);
+ OUT_RING_CACHEf(lc);
+ OUT_RING_CACHEf(qc);
+ }
+ break;
+ case SPOTLIGHT_UPDATE_ALL:
+ {
+ GLfloat cc,lc,qc, x,y,z, c;
+ cc = 1.0; /* FIXME: These need to be correctly computed */
+ lc = 0.0;
+ qc = 2.0;
+ x = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[0];
+ y = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[1];
+ z = -2.0 * (1.0 + l->_CosCutoff) * l->_NormDirection[2];
+ c = -2.0 * (0.5 + l->_CosCutoff);
+ BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 7);
+ OUT_RING_CACHEf(cc);
+ OUT_RING_CACHEf(lc);
+ OUT_RING_CACHEf(qc);
+ OUT_RING_CACHEf(x);
+ OUT_RING_CACHEf(y);
+ OUT_RING_CACHEf(z);
+ OUT_RING_CACHEf(c);
+ }
+ break;
+ default:
+ break;
+ }
}
/** Set the lighting model parameters */
generated by cgit v1.2.3 (git 2.51.0) at 2025-10-31 14:39:25 +0000