From 350b1ef027167af12156df92f449f370a0f8d396 Mon Sep 17 00:00:00 2001 From: Timothy Arceri Date: Fri, 18 Mar 2016 11:10:06 +1100 Subject: [PATCH] mesa: make _mesa_lookup_parameter_constant static This is not used outside of prog_parameter.c Reviewed-by: Matt Turner --- src/mesa/program/prog_parameter.c | 189 +++++++++++++++--------------- src/mesa/program/prog_parameter.h | 5 - 2 files changed, 94 insertions(+), 100 deletions(-) diff --git a/src/mesa/program/prog_parameter.c b/src/mesa/program/prog_parameter.c index 34183d4d95f..19b57ee1bc1 100644 --- a/src/mesa/program/prog_parameter.c +++ b/src/mesa/program/prog_parameter.c @@ -37,6 +37,99 @@ #include "prog_statevars.h" +/** + * Look for a float vector in the given parameter list. The float vector + * may be of length 1, 2, 3 or 4. If swizzleOut is non-null, we'll try + * swizzling to find a match. + * \param list the parameter list to search + * \param v the float vector to search for + * \param vSize number of element in v + * \param posOut returns the position of the constant, if found + * \param swizzleOut returns a swizzle mask describing location of the + * vector elements if found. + * \return GL_TRUE if found, GL_FALSE if not found + */ +static GLboolean +lookup_parameter_constant(const struct gl_program_parameter_list *list, + const gl_constant_value v[], GLuint vSize, + GLint *posOut, GLuint *swizzleOut) +{ + GLuint i; + + assert(vSize >= 1); + assert(vSize <= 4); + + if (!list) { + *posOut = -1; + return GL_FALSE; + } + + for (i = 0; i < list->NumParameters; i++) { + if (list->Parameters[i].Type == PROGRAM_CONSTANT) { + if (!swizzleOut) { + /* swizzle not allowed */ + GLuint j, match = 0; + for (j = 0; j < vSize; j++) { + if (v[j].u == list->ParameterValues[i][j].u) + match++; + } + if (match == vSize) { + *posOut = i; + return GL_TRUE; + } + } + else { + /* try matching w/ swizzle */ + if (vSize == 1) { + /* look for v[0] anywhere within float[4] value */ + GLuint j; + for (j = 0; j < list->Parameters[i].Size; j++) { + if (list->ParameterValues[i][j].u == v[0].u) { + /* found it */ + *posOut = i; + *swizzleOut = MAKE_SWIZZLE4(j, j, j, j); + return GL_TRUE; + } + } + } + else if (vSize <= list->Parameters[i].Size) { + /* see if we can match this constant (with a swizzle) */ + GLuint swz[4]; + GLuint match = 0, j, k; + for (j = 0; j < vSize; j++) { + if (v[j].u == list->ParameterValues[i][j].u) { + swz[j] = j; + match++; + } + else { + for (k = 0; k < list->Parameters[i].Size; k++) { + if (v[j].u == list->ParameterValues[i][k].u) { + swz[j] = k; + match++; + break; + } + } + } + } + /* smear last value to remaining positions */ + for (; j < 4; j++) + swz[j] = swz[j-1]; + + if (match == vSize) { + *posOut = i; + *swizzleOut = MAKE_SWIZZLE4(swz[0], swz[1], swz[2], swz[3]); + return GL_TRUE; + } + } + } + } + } + + *posOut = -1; + return GL_FALSE; +} + + struct gl_program_parameter_list * _mesa_new_parameter_list(void) { @@ -228,8 +321,7 @@ _mesa_add_typed_unnamed_constant(struct gl_program_parameter_list *paramList, assert(size <= 4); if (swizzleOut && - _mesa_lookup_parameter_constant(paramList, values, - size, &pos, swizzleOut)) { + lookup_parameter_constant(paramList, values, size, &pos, swizzleOut)) { return pos; } @@ -361,96 +453,3 @@ _mesa_lookup_parameter_index(const struct gl_program_parameter_list *paramList, } return -1; } - - -/** - * Look for a float vector in the given parameter list. The float vector - * may be of length 1, 2, 3 or 4. If swizzleOut is non-null, we'll try - * swizzling to find a match. - * \param list the parameter list to search - * \param v the float vector to search for - * \param vSize number of element in v - * \param posOut returns the position of the constant, if found - * \param swizzleOut returns a swizzle mask describing location of the - * vector elements if found. - * \return GL_TRUE if found, GL_FALSE if not found - */ -GLboolean -_mesa_lookup_parameter_constant(const struct gl_program_parameter_list *list, - const gl_constant_value v[], GLuint vSize, - GLint *posOut, GLuint *swizzleOut) -{ - GLuint i; - - assert(vSize >= 1); - assert(vSize <= 4); - - if (!list) { - *posOut = -1; - return GL_FALSE; - } - - for (i = 0; i < list->NumParameters; i++) { - if (list->Parameters[i].Type == PROGRAM_CONSTANT) { - if (!swizzleOut) { - /* swizzle not allowed */ - GLuint j, match = 0; - for (j = 0; j < vSize; j++) { - if (v[j].u == list->ParameterValues[i][j].u) - match++; - } - if (match == vSize) { - *posOut = i; - return GL_TRUE; - } - } - else { - /* try matching w/ swizzle */ - if (vSize == 1) { - /* look for v[0] anywhere within float[4] value */ - GLuint j; - for (j = 0; j < list->Parameters[i].Size; j++) { - if (list->ParameterValues[i][j].u == v[0].u) { - /* found it */ - *posOut = i; - *swizzleOut = MAKE_SWIZZLE4(j, j, j, j); - return GL_TRUE; - } - } - } - else if (vSize <= list->Parameters[i].Size) { - /* see if we can match this constant (with a swizzle) */ - GLuint swz[4]; - GLuint match = 0, j, k; - for (j = 0; j < vSize; j++) { - if (v[j].u == list->ParameterValues[i][j].u) { - swz[j] = j; - match++; - } - else { - for (k = 0; k < list->Parameters[i].Size; k++) { - if (v[j].u == list->ParameterValues[i][k].u) { - swz[j] = k; - match++; - break; - } - } - } - } - /* smear last value to remaining positions */ - for (; j < 4; j++) - swz[j] = swz[j-1]; - - if (match == vSize) { - *posOut = i; - *swizzleOut = MAKE_SWIZZLE4(swz[0], swz[1], swz[2], swz[3]); - return GL_TRUE; - } - } - } - } - } - - *posOut = -1; - return GL_FALSE; -} diff --git a/src/mesa/program/prog_parameter.h b/src/mesa/program/prog_parameter.h index acc5b6c317b..c17d703040d 100644 --- a/src/mesa/program/prog_parameter.h +++ b/src/mesa/program/prog_parameter.h @@ -128,11 +128,6 @@ extern GLint _mesa_lookup_parameter_index(const struct gl_program_parameter_list *paramList, GLsizei nameLen, const char *name); -extern GLboolean -_mesa_lookup_parameter_constant(const struct gl_program_parameter_list *list, - const gl_constant_value v[], GLuint vSize, - GLint *posOut, GLuint *swizzleOut); - #ifdef __cplusplus } #endif -- 2.30.2