- The Voodoo driver supports the GL_EXT_paletted_texture. it works
only with GL_COLOR_INDEX8_EXT, GL_RGBA palettes and the alpha value
- is ignored because this is a limitation of the the current Glide
+ is ignored because this is a limitation of the current Glide
version and of the Voodoo hardware. See Mesa-3.1/3Dfx/demos/paltex.c for
a demo of this extension.
<ol>
<li>
-<p>Run <code>configure</code> with the desired state trackers and and enable
+<p>Run <code>configure</code> with the desired state trackers and enable
the Gallium driver for your hardware. For example</p>
<pre>
/* glmVertexNormals: Generates smooth vertex normals for a model.
* First builds a list of all the triangles each vertex is in. Then
- * loops through each vertex in the the list averaging all the facet
+ * loops through each vertex in the list averaging all the facet
* normals of the triangles each vertex is in. Finally, sets the
* normal index in the triangle for the vertex to the generated smooth
* normal. If the dot product of a facet normal and the facet normal
/* glmVertexNormals: Generates smooth vertex normals for a model.
* First builds a list of all the triangles each vertex is in. Then
- * loops through each vertex in the the list averaging all the facet
+ * loops through each vertex in the list averaging all the facet
* normals of the triangles each vertex is in. Finally, sets the
* normal index in the triangle for the vertex to the generated smooth
* normal. If the dot product of a facet normal and the facet normal
* it (via \c glPopClientAttrib). After popping, the state of the VAO is
* examined.
*
- * According the the APPLE_vertex_array_object spec, the contents of the VAO
+ * According to the APPLE_vertex_array_object spec, the contents of the VAO
* should be restored to the values that they had when pushed.
*
* \author Ian Romanick <idr@us.ibm.com>
* it (via \c glPopClientAttrib). After popping, the state of the VAO is
* examined.
*
- * According the the APPLE_vertex_array_object spec, the contents of the VAO
+ * According to the APPLE_vertex_array_object spec, the contents of the VAO
* should be restored to the values that they had when pushed.
*
* \author Ian Romanick <idr@us.ibm.com>
/*
* Helper function for detecting time outs, taking in account overflow.
*
- * Returns true the the current time has elapsed beyond the specified interval.
+ * Returns true if the current time has elapsed beyond the specified interval.
*/
static INLINE boolean
os_time_timeout(int64_t start,
*/
ASSERT(fbS_reg != newS_reg);
- /* The code also assumes the the stencil_max_value is of the form
+ /* The code also assumes that the stencil_max_value is of the form
* 2^n-1 and can therefore be used as a mask for the valid bits in
* addition to a maximum. Make sure this is the case as well.
* The clever math below exploits the fact that incrementing a
/**
* Create the SPU threads. This is done once during driver initialization.
- * This involves setting the the "init" message which is sent to each SPU.
+ * This involves setting the "init" message which is sent to each SPU.
* The init message specifies an SPU id, total number of SPUs, location
* and number of batch buffers, etc.
*/
}
/* Redirect post-transform vertex position to a temp if user clip
- * planes are enabled. We need to append code the the vtxprog
+ * planes are enabled. We need to append code to the vtxprog
* to handle clip planes later.
*/
if (vp->ucp.nr) {
# define R300_PVS_FIRST_INST(x) ((x) << 0)
# define R300_PVS_XYZW_VALID_INST(x) ((x) << 10)
# define R300_PVS_LAST_INST(x) ((x) << 20)
-/* Addresses are relative the the vertex program parameters area. */
+/* Addresses are relative to the vertex program parameters area. */
#define R300_VAP_PVS_CONST_CNTL 0x22D4
# define R300_PVS_CONST_BASE_OFFSET_SHIFT 0
# define R300_PVS_MAX_CONST_ADDR_SHIFT 16
* The destination register index is in FPI1 (color) and FPI3 (alpha)
* together with enable bits.
* There are separate enable bits for writing into temporary registers
- * (DSTC_REG_* /DSTA_REG) and and program output registers (DSTC_OUTPUT_*
+ * (DSTC_REG_* /DSTA_REG) and program output registers (DSTC_OUTPUT_*
* /DSTA_OUTPUT). You can write to both at once, or not write at all (the
* same index must be used for both).
*
/**
* This mutex has two purposes:
* - protect the access to the mutable data members below
- * - prevent the the framebuffer from being deleted while being accessed.
+ * - prevent the framebuffer from being deleted while being accessed.
*
* It is OK to lock this mutex while holding the stw_device::fb_mutex lock,
* but the opposite must never happen.
*or both at or below v. In addition, at least one of the ajacent verteces is
*strictly below or above v.
* A vertex is a relex vertex if the internals angle is strictly greater than
- *180. In other words, if the the signed area is negative:
+ *180. In other words, if the signed area is negative:
*(x1, y1), (x2, y2), (x3, y3) are the three vertices along a polygon, the
*order is such that left hand side is inside the polygon. Then (x2,y2) is
*reflex if:
GLUhalfEdge *e;
/* When we compute the normal automatically, we choose the orientation
- * so that the the sum of the signed areas of all contours is non-negative.
+ * so that the sum of the signed areas of all contours is non-negative.
*/
area = 0;
for( f = fHead->next; f != fHead; f = f->next ) {
* \param drm_version Version of the kernel DRM.
* \param frame_buffer Data describing the location and layout of the
* framebuffer.
- * \param pSAREA Pointer the the SAREA.
+ * \param pSAREA Pointer to the SAREA.
* \param fd Device handle for the DRM.
* \param extensions ??
* \param driver_modes Returns modes suppoted by the driver
* certain point. It is better than completely ignoring the LOD
* bias. Unfortunately there isn't much range in the bias, the
* spec mentions strides that vary between 0.5 and 2.0 but these
- * numbers don't seem to relate the the GL LOD bias value at all.
+ * numbers don't seem to relate to the GL LOD bias value at all.
*/
if ( param[0] >= 1.0 ) {
bias = -128;
# define R200_PVS_CNTL_1_PROGRAM_START_SHIFT 0
# define R200_PVS_CNTL_1_POS_END_SHIFT 10
# define R200_PVS_CNTL_1_PROGRAM_END_SHIFT 20
-/* Addresses are relative the the vertex program parameters area. */
+/* Addresses are relative to the vertex program parameters area. */
#define R200_VAP_PVS_CNTL_2 0x22d4
# define R200_PVS_CNTL_2_PARAM_OFFSET_SHIFT 0
# define R200_PVS_CNTL_2_PARAM_COUNT_SHIFT 16
# define R300_PVS_FIRST_INST_SHIFT 0
# define R300_PVS_XYZW_VALID_INST_SHIFT 10
# define R300_PVS_LAST_INST_SHIFT 20
-/* Addresses are relative the the vertex program parameters area. */
+/* Addresses are relative to the vertex program parameters area. */
#define R300_VAP_PVS_CONST_CNTL 0x22D4
# define R300_PVS_CONST_BASE_OFFSET_SHIFT 0
# define R300_PVS_MAX_CONST_ADDR_SHIFT 16
* The destination register index is in FPI1 (color) and FPI3 (alpha)
* together with enable bits.
* There are separate enable bits for writing into temporary registers
- * (DSTC_REG_* /DSTA_REG) and and program output registers (DSTC_OUTPUT_*
+ * (DSTC_REG_* /DSTA_REG) and program output registers (DSTC_OUTPUT_*
* /DSTA_OUTPUT). You can write to both at once, or not write at all (the
* same index must be used for both).
*
So: if we need the q coord in the end (solely determined by the texture
target, i.e. 2d / 1d / texrect targets) we swap the third and 4th row.
Additionally, if we don't have texgen but 4 tex coords submitted, we swap
- column 3 and 4 (for the 2d / 1d / texrect targets) since the the q coord
+ column 3 and 4 (for the 2d / 1d / texrect targets) since the q coord
will get submitted in the "wrong", i.e. 3rd, slot.
If an app submits 3 coords for 2d targets, we assume it is saving on vertex
size and using the texture matrix to swap the r and q coords around (ut2k3
/*
- * Return a pointer to the the Pixmap or XImage being used as the back
+ * Return a pointer to the Pixmap or XImage being used as the back
* color buffer of an XMesaBuffer. This function is a way to get "under
* the hood" of X/Mesa so one can manipulate the back buffer directly.
* Input: b - the XMesaBuffer
* If pixelformat==PF_HPCR:
*
* HP Color Recovery dithering (ad@lms.be 30/08/95)
- * HP has on it's 8-bit 700-series computers, a feature called
+ * HP has on its 8-bit 700-series computers, a feature called
* 'Color Recovery'. This allows near 24-bit output (so they say).
* It is enabled by selecting the 8-bit TrueColor visual AND
* corresponding colormap (see tkInitWindow) AND doing some special
* These are the initial values to be installed into dispatch by
* mesa. If the T&L driver wants to modify the dispatch table
* while installed, it must do so itself. It would be possible for
- * the vertexformat to install it's own initial values for these
+ * the vertexformat to install its own initial values for these
* functions, but this way there is an obvious list of what is
* expected of the driver.
*
* for each sample color
* sort to nearest vector.
*
- * replace each vector with the centroid of it's matching colors.
+ * replace each vector with the centroid of its matching colors.
*
* repeat until RMS doesn't improve.
*
*/
extern char *mesa_profile;
-/* Modify the the number of tests if you like.
+/* Modify the number of tests if you like.
* We take the minimum of all results, because every error should be
* positive (time used by other processes, task switches etc).
* It is assumed that all calculations are done in the cache.
* Y-axis to bring the axis vector parallel with the X-axis. The
* rotation about the X-axis is then performed. Ry and Rz are
* simply the respective inverse transforms to bring the arbitrary
- * axis back to it's original orientation. The first transforms
+ * axis back to its original orientation. The first transforms
* Rz' and Ry' are considered inverses, since the data from the
* arbitrary axis gives you info on how to get to it, not how
* to get away from it, and an inverse must be applied.
#define COND_EQ 2 /**< equal to zero */
#define COND_LT 3 /**< less than zero */
#define COND_UN 4 /**< unordered (NaN) */
-#define COND_GE 5 /**< greater then or equal to zero */
-#define COND_LE 6 /**< less then or equal to zero */
+#define COND_GE 5 /**< greater than or equal to zero */
+#define COND_LE 6 /**< less than or equal to zero */
#define COND_NE 7 /**< not equal to zero */
#define COND_TR 8 /**< always true */
#define COND_FL 9 /**< always false */
*/
unsigned param_binding_swizzle;
- /* This is how many entries in the the program_parameter_list we take up
+ /* This is how many entries in the program_parameter_list we take up
* with our state tokens or constants. Note that this is _not_ the same as
* the number of param registers we eventually use.
*/
{
// const float s = inversesqrt(dot(v, v));
// __retVal = v * s;
-// XXX note, we _could_ use __retVal.w instead of tmp and and save a
+// XXX note, we _could_ use __retVal.w instead of tmp and save a
// register, but that's actually a compilation error because v is a vec3
// and the .w suffix is illegal. Oh well.
float tmp;
/* Convert floating point values in [0,1] to device Z coordinates in
* [0, DepthMax].
- * ex: If the the Z buffer has 24 bits, DepthMax = 0xffffff.
+ * ex: If the Z buffer has 24 bits, DepthMax = 0xffffff.
*
* XXX this all falls apart if we have 31 or more bits of Z because
* the triangle rasterization code produces unsigned Z values. Negative
};
/* Don't emit ends and begins on wrapped primitives. Don't replay
- * wrapped vertices. If we get here, it's probably because the the
+ * wrapped vertices. If we get here, it's probably because the
* precalculated wrapping is wrong.
*/
static void loopback_prim( GLcontext *ctx,
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